jpdb beta

Login or Sign up
研けん究きゅう
Meanings
Noun
Verb (する)
1. study; research; investigation
Used inUsed in %
Anime570(40%)
Live action409(32%)
Visual novels363(68%)
Novels950(64%)
Non-fiction112(77%)
Web novels581(55%)
Aozora Bunko387(67%)

Used in

Show only
AnimeLive actionVisual novelsNovelsBooks (non-fiction)Web novelsAozora Bunko

Showing 401..450 from 3402 entries

Cover of Keisanki Program no Kouzou to Kaishaku Dainihan
Book (non-fiction)
Keisanki Program no Kouzou to Kaishaku Dainihan
Used times28
See in database...
Cover of Tokyo Necro
Visual novel
Tokyo Necro
Used times27
See in database...
Cover of ATRI -My Dear Moments-
Visual novel
ATRI -My Dear Moments-
Used times27
See in database...
Cover of Sorceress * Alive! ~the World's End Fallen Star~
Visual novel
Sorceress * Alive! ~the World's End Fallen Star~
Used times27
See in database...
NO COVER
Web novel
シャングリラ・フロンティア〜クソゲーハンター、神ゲーに挑まんとす〜
Used times27
See in database...
Cover of Nankyoku Tairiku
Live action
Nankyoku Tairiku
Used times27
See in database...
Cover of Kumo Desu ga, Nanika?
Novel
Kumo Desu ga, Nanika?
Used times27
See in database...
Cover of Mahou Shoujo Shoumou Sensen DeadΩAegis
Visual novel
Mahou Shoujo Shoumou Sensen DeadΩAegis
Used times27
See in database...
NO COVER
Aozora Bunko
技術の哲学
Used times27
See in database...
NO COVER
Aozora Bunko
哲学入門
Used times27
See in database...
Cover of Penguin Highway
Anime
Penguin Highway
Used times26
See in database...
Cover of Astelight Shuushuubako
Visual novel
Astelight Shuushuubako
Used times26
See in database...
Cover of Flyable Heart
Visual novel
Flyable Heart
Used times26
See in database...
NO COVER
Web novel
追放される前に国を出たら毎日が楽しいです！
Used times26
See in database...
Cover of Tantei wa Mou Shindeiru
Novel
Tantei wa Mou Shindeiru
Used times26
See in database...
Cover of Baccano! 1934
Novel
Baccano! 1934
Used times26
See in database...
Cover of Overlord
Novel
Overlord
Used times26
See in database...
Cover of AGI - Agi - Virtual Shoujo wa Koi Shitai
Novel
AGI - Agi - Virtual Shoujo wa Koi Shitai
Used times26
See in database...
Cover of BLACK SHEEP TOWN
Visual novel
BLACK SHEEP TOWN
Used times26
See in database...
NO COVER
Aozora Bunko
旅愁
Used times26
See in database...
NO COVER
Aozora Bunko
イデオロギー概論
Used times26
See in database...
NO COVER
Aozora Bunko
名曲決定盤
Used times26
See in database...
NO COVER
Aozora Bunko
チャールズ・デクスター・ウォードの事件
Used times26
See in database...
Cover of Atom: The Beginning
Anime
Atom: The Beginning
Used times25
See in database...
Cover of Steins;Gate 0
Anime
Steins;Gate 0
Used times25
See in database...
NO COVER
Web novel
転生したらラノベヒロインの妹だったので推しの顔を見にライバル校へ行きます。
Used times25
See in database...
NO COVER
Web novel
蒼海の魔槍（グングニル）～超高速ロケット魚雷で日本が無双
Used times25
See in database...
Cover of BEATLESS
Novel
BEATLESS
Used times25
See in database...
Cover of Sekai Saikou no Ansatsusha, Isekai Kizoku ni Tensei Suru
Novel
Sekai Saikou no Ansatsusha, Isekai Kizoku ni Tensei Suru
Used times25
See in database...
Cover of Rebellio Machina
Novel
Rebellio Machina
Used times25
See in database...
Cover of Yozakura Vanpanella
Novel
Yozakura Vanpanella
Used times25
See in database...
Cover of Usagi no Me
Novel
Usagi no Me
Used times25
See in database...
Cover of Jazz no Rekishi Monogatari
Book (non-fiction)
Jazz no Rekishi Monogatari
Used times25
See in database...
Cover of Hone to Haka no Koukogaku Daitoshi Edo no Seikatsu to Yamai
Book (non-fiction)
Hone to Haka no Koukogaku Daitoshi Edo no Seikatsu to Yamai
Used times25
See in database...
NO COVER
Aozora Bunko
三四郎
Used times25
See in database...
NO COVER
Aozora Bunko
幽霊塔
Used times25
See in database...
NO COVER
Aozora Bunko
火星探険
Used times25
See in database...
NO COVER
Aozora Bunko
思想としての文学
Used times25
See in database...
NO COVER
Aozora Bunko
地震なまず
Used times25
See in database...
Cover of Tenshi☆Souzou RE-BOOT!
Visual novel
Tenshi☆Souzou RE-BOOT!
Used times25
See in database...
Cover of Nanatsu no Umi no Tico
Anime
Nanatsu no Umi no Tico
Used times24
See in database...
Cover of ChronoBox
Visual novel
ChronoBox
Used times24
See in database...
Cover of A Certain Scientific Railgun SS
Novel
A Certain Scientific Railgun SS
Used times24
See in database...
NO COVER
Web novel
現代喪女が中世ヨーロッパ風異世界で美少女に転生したら人間関係が面倒くさい
Used times24
See in database...
NO COVER
Web novel
聖属性魔力がありあまる
Used times24
See in database...
Cover of Shinsou Noise ~Jushin Tantei no Jikenbo~
Visual novel
Shinsou Noise ~Jushin Tantei no Jikenbo~
Used times24
See in database...
Cover of Onna Men
Novel
Onna Men
Used times24
See in database...
Cover of Rakuin no Monshou
Novel
Rakuin no Monshou
Used times24
See in database...
Cover of Realist Maou ni Yoru Seiikinaki Isekai Kaikaku
Novel
Realist Maou ni Yoru Seiikinaki Isekai Kaikaku
Used times24
See in database...
Cover of Hamirutia Garden
Novel
Hamirutia Garden
Used times24
See in database...