Novel difficulty list
This is a list of novels, both light novels and traditional novels, ranked by their difficulty, on a scale from 0 to 100, where 0 is very easy and 100 is very hard. You can use it to find the most appropriate novel to read based on how good your Japanese is.
If you already have a novel in mind which is around your level you can also search for it, and then click on "Show details..." to see other novels of similar difficulty.
The difficulty ratings were generated automatically by a machine learning model. If you're interested in how we calculated them take a look here. We do not distribute any copyrighted materials from any of these works; we only provide aggregate statistics.
We also have other difficulty lists if you're interested:
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Showing 1..50 from 1475 entries
Novel
Legend of the Galactic Heroes
| Length (in words) | 703664 |
|---|---|
| Unique words | 25460 |
| Unique words (used once) | 8084 |
| Unique words (used once %) | 31% |
| Unique kanji | 2679 |
| Unique kanji (used once) | 251 |
| Unique kanji readings | 4997 |
| Average difficulty | 92% |
| 90th percentile difficulty | 99% |
| Average sentence length | 33.8 |
| Characters | 1674141 |
| Volumes | 10 |
Novel
Legend of the Galactic Heroes Side Stories
| Length (in words) | 290152 |
|---|---|
| Unique words | 19035 |
| Unique words (used once) | 7419 |
| Unique words (used once %) | 38% |
| Unique kanji | 2414 |
| Unique kanji (used once) | 305 |
| Unique kanji readings | 4348 |
| Average difficulty | 91% |
| 90th percentile difficulty | 99% |
| Average sentence length | 32.0 |
| Characters | 691178 |
| Volumes | 5 |
Novel
Katanagatari
| Length (in words) | 339363 |
|---|---|
| Unique words | 14731 |
| Unique words (used once) | 5258 |
| Unique words (used once %) | 35% |
| Unique kanji | 2300 |
| Unique kanji (used once) | 260 |
| Unique kanji readings | 4370 |
| Average difficulty | 91% |
| 90th percentile difficulty | 97% |
| Average sentence length | 25.4 |
| Characters | 755485 |
| Volumes | 12 |
Novel
Ryouma ga Yuku
| Length (in words) | 577862 |
|---|---|
| Unique words | 28342 |
| Unique words (used once) | 10290 |
| Unique words (used once %) | 36% |
| Unique kanji | 3157 |
| Unique kanji (used once) | 399 |
| Unique kanji readings | 6710 |
| Average difficulty | 90% |
| 90th percentile difficulty | 99% |
| Average sentence length | 24.1 |
| Characters | 1249940 |
| Volumes | 1 |
Novel
Zero Machina Kakuu Sanagi wo Shiie wa Utenai
| Length (in words) | 189384 |
|---|---|
| Unique words | 15540 |
| Unique words (used once) | 6078 |
| Unique words (used once %) | 39% |
| Unique kanji | 2469 |
| Unique kanji (used once) | 256 |
| Unique kanji readings | 4736 |
| Average difficulty | 90% |
| 90th percentile difficulty | 97% |
| Average sentence length | 24.3 |
| Characters | 431847 |
| Volumes | 10 |
Novel
Ningen Series
| Length (in words) | 332228 |
|---|---|
| Unique words | 17793 |
| Unique words (used once) | 6830 |
| Unique words (used once %) | 38% |
| Unique kanji | 2477 |
| Unique kanji (used once) | 310 |
| Unique kanji readings | 4746 |
| Average difficulty | 89% |
| 90th percentile difficulty | 97% |
| Average sentence length | 24.1 |
| Characters | 788413 |
| Volumes | 7 |
Novel
Fate/Zero (TYPE-MOON BOOKS ver.)
| Length (in words) | 272859 |
|---|---|
| Unique words | 19312 |
| Unique words (used once) | 7084 |
| Unique words (used once %) | 36% |
| Unique kanji | 2780 |
| Unique kanji (used once) | 296 |
| Unique kanji readings | 5582 |
| Average difficulty | 89% |
| 90th percentile difficulty | 96% |
| Average sentence length | 31.1 |
| Characters | 620439 |
| Volumes | 4 |
Novel
Moeyo Ken
| Length (in words) | 157250 |
|---|---|
| Unique words | 15027 |
| Unique words (used once) | 6794 |
| Unique words (used once %) | 45% |
| Unique kanji | 2552 |
| Unique kanji (used once) | 416 |
| Unique kanji readings | 4970 |
| Average difficulty | 89% |
| 90th percentile difficulty | 96% |
| Average sentence length | 21.0 |
| Characters | 341444 |
| Volumes | 1 |
Novel
Saredo Tsumibito wa Ryuu to Odoru: Dances with the Dragons
| Length (in words) | 1169151 |
|---|---|
| Unique words | 26618 |
| Unique words (used once) | 8012 |
| Unique words (used once %) | 30% |
| Unique kanji | 2697 |
| Unique kanji (used once) | 215 |
| Unique kanji readings | 5352 |
| Average difficulty | 88% |
| 90th percentile difficulty | 99% |
| Average sentence length | 18.1 |
| Characters | 2537966 |
| Volumes | 10 |
Novel
86
| Length (in words) | 507881 |
|---|---|
| Unique words | 21584 |
| Unique words (used once) | 6969 |
| Unique words (used once %) | 32% |
| Unique kanji | 2726 |
| Unique kanji (used once) | 239 |
| Unique kanji readings | 5331 |
| Average difficulty | 88% |
| 90th percentile difficulty | 98% |
| Average sentence length | 24.2 |
| Characters | 1153089 |
| Volumes | 9 |
Novel
Youjo Senki
| Length (in words) | 986413 |
|---|---|
| Unique words | 28954 |
| Unique words (used once) | 8714 |
| Unique words (used once %) | 30% |
| Unique kanji | 2841 |
| Unique kanji (used once) | 231 |
| Unique kanji readings | 5718 |
| Average difficulty | 88% |
| 90th percentile difficulty | 98% |
| Average sentence length | 24.1 |
| Characters | 2287641 |
| Volumes | 12 |
Novel
Quantum Devil Saga Avatar Tuner
| Length (in words) | 401860 |
|---|---|
| Unique words | 19047 |
| Unique words (used once) | 6701 |
| Unique words (used once %) | 35% |
| Unique kanji | 2444 |
| Unique kanji (used once) | 263 |
| Unique kanji readings | 4543 |
| Average difficulty | 88% |
| 90th percentile difficulty | 97% |
| Average sentence length | 27.3 |
| Characters | 946563 |
| Volumes | 5 |
Novel
Guin Saga Gaiden
| Length (in words) | 72476 |
|---|---|
| Unique words | 7843 |
| Unique words (used once) | 3578 |
| Unique words (used once %) | 45% |
| Unique kanji | 1640 |
| Unique kanji (used once) | 336 |
| Unique kanji readings | 2704 |
| Average difficulty | 87% |
| 90th percentile difficulty | 96% |
| Average sentence length | 32.0 |
| Characters | 169565 |
| Volumes | 1 |
Novel
Clockwork Planet
| Length (in words) | 256018 |
|---|---|
| Unique words | 17431 |
| Unique words (used once) | 6850 |
| Unique words (used once %) | 39% |
| Unique kanji | 2384 |
| Unique kanji (used once) | 248 |
| Unique kanji readings | 4578 |
| Average difficulty | 87% |
| 90th percentile difficulty | 96% |
| Average sentence length | 20.8 |
| Characters | 587125 |
| Volumes | 4 |
Novel
Sabikui Bisco
| Length (in words) | 299488 |
|---|---|
| Unique words | 16829 |
| Unique words (used once) | 6111 |
| Unique words (used once %) | 36% |
| Unique kanji | 2428 |
| Unique kanji (used once) | 225 |
| Unique kanji readings | 4754 |
| Average difficulty | 87% |
| 90th percentile difficulty | 95% |
| Average sentence length | 20.7 |
| Characters | 669404 |
| Volumes | 5 |
Novel
Angel Howling
| Length (in words) | 414096 |
|---|---|
| Unique words | 16253 |
| Unique words (used once) | 5720 |
| Unique words (used once %) | 35% |
| Unique kanji | 2338 |
| Unique kanji (used once) | 249 |
| Unique kanji readings | 4524 |
| Average difficulty | 87% |
| 90th percentile difficulty | 98% |
| Average sentence length | 19.8 |
| Characters | 960487 |
| Volumes | 10 |
Novel
Nangoku Taiheiki
| Length (in words) | 195427 |
|---|---|
| Unique words | 13248 |
| Unique words (used once) | 5525 |
| Unique words (used once %) | 41% |
| Unique kanji | 2540 |
| Unique kanji (used once) | 379 |
| Unique kanji readings | 5138 |
| Average difficulty | 87% |
| 90th percentile difficulty | 94% |
| Average sentence length | 19.8 |
| Characters | 414607 |
| Volumes | 2 |
Novel
Durarara!!
| Length (in words) | 655746 |
|---|---|
| Unique words | 22130 |
| Unique words (used once) | 7822 |
| Unique words (used once %) | 35% |
| Unique kanji | 2556 |
| Unique kanji (used once) | 247 |
| Unique kanji readings | 5084 |
| Average difficulty | 87% |
| 90th percentile difficulty | 97% |
| Average sentence length | 26.5 |
| Characters | 1497646 |
| Volumes | 13 |
Novel
Higashi no Kensei Houten
| Length (in words) | 104531 |
|---|---|
| Unique words | 8720 |
| Unique words (used once) | 3613 |
| Unique words (used once %) | 41% |
| Unique kanji | 2058 |
| Unique kanji (used once) | 325 |
| Unique kanji readings | 3779 |
| Average difficulty | 87% |
| 90th percentile difficulty | 96% |
| Average sentence length | 23.5 |
| Characters | 215941 |
| Volumes | 1 |
Novel
Shakugan no Shana
| Length (in words) | 941367 |
|---|---|
| Unique words | 28912 |
| Unique words (used once) | 8677 |
| Unique words (used once %) | 30% |
| Unique kanji | 2954 |
| Unique kanji (used once) | 239 |
| Unique kanji readings | 6225 |
| Average difficulty | 87% |
| 90th percentile difficulty | 97% |
| Average sentence length | 24.8 |
| Characters | 2128265 |
| Volumes | 22 |
Novel
Guin Saga
| Length (in words) | 6741165 |
|---|---|
| Unique words | 47667 |
| Unique words (used once) | 9844 |
| Unique words (used once %) | 20% |
| Unique kanji | 3158 |
| Unique kanji (used once) | 186 |
| Unique kanji readings | 6767 |
| Average difficulty | 86% |
| 90th percentile difficulty | 98% |
| Average sentence length | 30.6 |
| Characters | 16345778 |
| Volumes | 130 |
Novel
Dogura Magura
| Length (in words) | 175898 |
|---|---|
| Unique words | 15501 |
| Unique words (used once) | 6693 |
| Unique words (used once %) | 43% |
| Unique kanji | 2720 |
| Unique kanji (used once) | 442 |
| Unique kanji readings | 5325 |
| Average difficulty | 86% |
| 90th percentile difficulty | 99% |
| Average sentence length | 35.7 |
| Characters | 389973 |
| Volumes | 2 |
Novel
Monogatari Series
| Length (in words) | 1905440 |
|---|---|
| Unique words | 38810 |
| Unique words (used once) | 10978 |
| Unique words (used once %) | 28% |
| Unique kanji | 3102 |
| Unique kanji (used once) | 287 |
| Unique kanji readings | 6637 |
| Average difficulty | 86% |
| 90th percentile difficulty | 99% |
| Average sentence length | 29.4 |
| Characters | 4571464 |
| Volumes | 28 |
Novel
Fate/strange Fake
| Length (in words) | 219433 |
|---|---|
| Unique words | 14206 |
| Unique words (used once) | 5724 |
| Unique words (used once %) | 40% |
| Unique kanji | 2387 |
| Unique kanji (used once) | 289 |
| Unique kanji readings | 4456 |
| Average difficulty | 85% |
| 90th percentile difficulty | 97% |
| Average sentence length | 29.9 |
| Characters | 486150 |
| Volumes | 5 |
Novel
Crest of the Stars
| Length (in words) | 150808 |
|---|---|
| Unique words | 13169 |
| Unique words (used once) | 5508 |
| Unique words (used once %) | 41% |
| Unique kanji | 2290 |
| Unique kanji (used once) | 359 |
| Unique kanji readings | 4046 |
| Average difficulty | 85% |
| 90th percentile difficulty | 93% |
| Average sentence length | 22.9 |
| Characters | 359040 |
| Volumes | 3 |
Novel
Hitsugi no Chaika
| Length (in words) | 439568 |
|---|---|
| Unique words | 17731 |
| Unique words (used once) | 6061 |
| Unique words (used once %) | 34% |
| Unique kanji | 2538 |
| Unique kanji (used once) | 240 |
| Unique kanji readings | 5001 |
| Average difficulty | 85% |
| 90th percentile difficulty | 94% |
| Average sentence length | 24.9 |
| Characters | 957520 |
| Volumes | 9 |
Novel
Vamp!
| Length (in words) | 302988 |
|---|---|
| Unique words | 15531 |
| Unique words (used once) | 6068 |
| Unique words (used once %) | 39% |
| Unique kanji | 2346 |
| Unique kanji (used once) | 268 |
| Unique kanji readings | 4442 |
| Average difficulty | 85% |
| 90th percentile difficulty | 99% |
| Average sentence length | 25.8 |
| Characters | 673488 |
| Volumes | 5 |
Novel
Hako no Naka no Shitsuraku
| Length (in words) | 157793 |
|---|---|
| Unique words | 12061 |
| Unique words (used once) | 5175 |
| Unique words (used once %) | 42% |
| Unique kanji | 2469 |
| Unique kanji (used once) | 403 |
| Unique kanji readings | 4390 |
| Average difficulty | 85% |
| 90th percentile difficulty | 95% |
| Average sentence length | 29.1 |
| Characters | 359708 |
| Volumes | 1 |
Novel
Iconoclast!
| Length (in words) | 425741 |
|---|---|
| Unique words | 18560 |
| Unique words (used once) | 6415 |
| Unique words (used once %) | 34% |
| Unique kanji | 2542 |
| Unique kanji (used once) | 207 |
| Unique kanji readings | 5027 |
| Average difficulty | 85% |
| 90th percentile difficulty | 94% |
| Average sentence length | 20.5 |
| Characters | 969123 |
| Volumes | 10 |
Novel
Anna Karenina
| Length (in words) | 413621 |
|---|---|
| Unique words | 16559 |
| Unique words (used once) | 6168 |
| Unique words (used once %) | 37% |
| Unique kanji | 2170 |
| Unique kanji (used once) | 277 |
| Unique kanji readings | 3820 |
| Average difficulty | 85% |
| 90th percentile difficulty | 94% |
| Average sentence length | 37.9 |
| Characters | 1004080 |
| Volumes | 3 |
Novel
Teito Monogatari
| Length (in words) | 537823 |
|---|---|
| Unique words | 28182 |
| Unique words (used once) | 9971 |
| Unique words (used once %) | 35% |
| Unique kanji | 2995 |
| Unique kanji (used once) | 303 |
| Unique kanji readings | 6456 |
| Average difficulty | 84% |
| 90th percentile difficulty | 99% |
| Average sentence length | 23.4 |
| Characters | 1206333 |
| Volumes | 6 |
Novel
Boukyaku Tantei Series
| Length (in words) | 595399 |
|---|---|
| Unique words | 23373 |
| Unique words (used once) | 7800 |
| Unique words (used once %) | 33% |
| Unique kanji | 2503 |
| Unique kanji (used once) | 248 |
| Unique kanji readings | 4893 |
| Average difficulty | 84% |
| 90th percentile difficulty | 93% |
| Average sentence length | 38.8 |
| Characters | 1470390 |
| Volumes | 13 |
Novel
Tokyo Ravens
| Length (in words) | 937694 |
|---|---|
| Unique words | 27009 |
| Unique words (used once) | 7875 |
| Unique words (used once %) | 29% |
| Unique kanji | 2861 |
| Unique kanji (used once) | 218 |
| Unique kanji readings | 5955 |
| Average difficulty | 84% |
| 90th percentile difficulty | 92% |
| Average sentence length | 20.1 |
| Characters | 2170993 |
| Volumes | 16 |
Novel
Circlet Girl
| Length (in words) | 895478 |
|---|---|
| Unique words | 27976 |
| Unique words (used once) | 9021 |
| Unique words (used once %) | 32% |
| Unique kanji | 2673 |
| Unique kanji (used once) | 226 |
| Unique kanji readings | 5429 |
| Average difficulty | 84% |
| 90th percentile difficulty | 94% |
| Average sentence length | 26.4 |
| Characters | 2020442 |
| Volumes | 13 |
Novel
Shakugan no Shana S
| Length (in words) | 150885 |
|---|---|
| Unique words | 15092 |
| Unique words (used once) | 6458 |
| Unique words (used once %) | 42% |
| Unique kanji | 2480 |
| Unique kanji (used once) | 328 |
| Unique kanji readings | 4793 |
| Average difficulty | 84% |
| 90th percentile difficulty | 97% |
| Average sentence length | 29.8 |
| Characters | 341662 |
| Volumes | 3 |
Novel
Nejimaki Seirei Senki: Tenkyou no Alderamin
| Length (in words) | 878896 |
|---|---|
| Unique words | 28056 |
| Unique words (used once) | 8029 |
| Unique words (used once %) | 28% |
| Unique kanji | 2786 |
| Unique kanji (used once) | 205 |
| Unique kanji readings | 5756 |
| Average difficulty | 84% |
| 90th percentile difficulty | 97% |
| Average sentence length | 24.5 |
| Characters | 1992300 |
| Volumes | 14 |
Novel
Swallowtail Jinkou Shoujo Hanbaisho
| Length (in words) | 448917 |
|---|---|
| Unique words | 25238 |
| Unique words (used once) | 9221 |
| Unique words (used once %) | 36% |
| Unique kanji | 2834 |
| Unique kanji (used once) | 287 |
| Unique kanji readings | 5726 |
| Average difficulty | 84% |
| 90th percentile difficulty | 97% |
| Average sentence length | 33.2 |
| Characters | 997038 |
| Volumes | 4 |
Novel
Densetsu Series
| Length (in words) | 1151726 |
|---|---|
| Unique words | 27461 |
| Unique words (used once) | 8316 |
| Unique words (used once %) | 30% |
| Unique kanji | 2648 |
| Unique kanji (used once) | 249 |
| Unique kanji readings | 5351 |
| Average difficulty | 83% |
| 90th percentile difficulty | 93% |
| Average sentence length | 36.5 |
| Characters | 2772509 |
| Volumes | 10 |
Novel
Orabatora Senki
| Length (in words) | 511226 |
|---|---|
| Unique words | 20815 |
| Unique words (used once) | 7507 |
| Unique words (used once %) | 36% |
| Unique kanji | 2619 |
| Unique kanji (used once) | 297 |
| Unique kanji readings | 5113 |
| Average difficulty | 83% |
| 90th percentile difficulty | 93% |
| Average sentence length | 23.4 |
| Characters | 1223092 |
| Volumes | 11 |
Novel
Goju Kishidan Monogatari Younen Gakkou Hen
| Length (in words) | 263721 |
|---|---|
| Unique words | 12623 |
| Unique words (used once) | 4124 |
| Unique words (used once %) | 32% |
| Unique kanji | 2032 |
| Unique kanji (used once) | 230 |
| Unique kanji readings | 3708 |
| Average difficulty | 83% |
| 90th percentile difficulty | 91% |
| Average sentence length | 19.2 |
| Characters | 585955 |
| Volumes | 5 |
Novel
Bakumatsu Mahoushi
| Length (in words) | 204244 |
|---|---|
| Unique words | 16392 |
| Unique words (used once) | 6439 |
| Unique words (used once %) | 39% |
| Unique kanji | 2686 |
| Unique kanji (used once) | 316 |
| Unique kanji readings | 5314 |
| Average difficulty | 83% |
| 90th percentile difficulty | 92% |
| Average sentence length | 22.8 |
| Characters | 441202 |
| Volumes | 3 |
Novel
Re:Zero − Starting Life in Another World
| Length (in words) | 2023112 |
|---|---|
| Unique words | 32455 |
| Unique words (used once) | 7519 |
| Unique words (used once %) | 23% |
| Unique kanji | 2859 |
| Unique kanji (used once) | 148 |
| Unique kanji readings | 6048 |
| Average difficulty | 83% |
| 90th percentile difficulty | 91% |
| Average sentence length | 23.2 |
| Characters | 4617247 |
| Volumes | 33 |
Novel
Mokushiroku
| Length (in words) | 186194 |
|---|---|
| Unique words | 15802 |
| Unique words (used once) | 6532 |
| Unique words (used once %) | 41% |
| Unique kanji | 2786 |
| Unique kanji (used once) | 338 |
| Unique kanji readings | 5541 |
| Average difficulty | 83% |
| 90th percentile difficulty | 92% |
| Average sentence length | 19.7 |
| Characters | 402482 |
| Volumes | 2 |
Novel
Isekai Goumon Hime
| Length (in words) | 485890 |
|---|---|
| Unique words | 17442 |
| Unique words (used once) | 5404 |
| Unique words (used once %) | 30% |
| Unique kanji | 2549 |
| Unique kanji (used once) | 197 |
| Unique kanji readings | 5006 |
| Average difficulty | 83% |
| 90th percentile difficulty | 92% |
| Average sentence length | 19.3 |
| Characters | 1029454 |
| Volumes | 10 |
Novel
Double Breed
| Length (in words) | 486932 |
|---|---|
| Unique words | 17913 |
| Unique words (used once) | 6313 |
| Unique words (used once %) | 35% |
| Unique kanji | 2432 |
| Unique kanji (used once) | 227 |
| Unique kanji readings | 4740 |
| Average difficulty | 83% |
| 90th percentile difficulty | 93% |
| Average sentence length | 22.0 |
| Characters | 1113507 |
| Volumes | 10 |
Novel
Trinity Blood Reborn on the Mars
| Length (in words) | 383716 |
|---|---|
| Unique words | 21380 |
| Unique words (used once) | 7686 |
| Unique words (used once %) | 35% |
| Unique kanji | 2718 |
| Unique kanji (used once) | 268 |
| Unique kanji readings | 5314 |
| Average difficulty | 83% |
| 90th percentile difficulty | 93% |
| Average sentence length | 28.4 |
| Characters | 889518 |
| Volumes | 6 |
Novel
Accel World
| Length (in words) | 701346 |
|---|---|
| Unique words | 24505 |
| Unique words (used once) | 8021 |
| Unique words (used once %) | 32% |
| Unique kanji | 2614 |
| Unique kanji (used once) | 228 |
| Unique kanji readings | 5226 |
| Average difficulty | 82% |
| 90th percentile difficulty | 90% |
| Average sentence length | 27.4 |
| Characters | 1684020 |
| Volumes | 12 |
Novel
Durarara!! SH
| Length (in words) | 168719 |
|---|---|
| Unique words | 11663 |
| Unique words (used once) | 4906 |
| Unique words (used once %) | 42% |
| Unique kanji | 2098 |
| Unique kanji (used once) | 272 |
| Unique kanji readings | 3803 |
| Average difficulty | 82% |
| 90th percentile difficulty | 94% |
| Average sentence length | 27.4 |
| Characters | 387341 |
| Volumes | 4 |
Novel
Durarara!! Gaiden!?
| Length (in words) | 38726 |
|---|---|
| Unique words | 5687 |
| Unique words (used once) | 2951 |
| Unique words (used once %) | 51% |
| Unique kanji | 1549 |
| Unique kanji (used once) | 337 |
| Unique kanji readings | 2498 |
| Average difficulty | 82% |
| 90th percentile difficulty | 95% |
| Average sentence length | 23.4 |
| Characters | 88513 |
| Volumes | 1 |
Novel
9S (Nine S)
| Length (in words) | 715114 |
|---|---|
| Unique words | 24362 |
| Unique words (used once) | 7663 |
| Unique words (used once %) | 31% |
| Unique kanji | 2482 |
| Unique kanji (used once) | 199 |
| Unique kanji readings | 4936 |
| Average difficulty | 82% |
| 90th percentile difficulty | 95% |
| Average sentence length | 19.9 |
| Characters | 1666136 |
| Volumes | 13 |