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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

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AnimeLive actionVisual novelsNovelsBooks (non-fiction)Web novelsAozora Bunko

Showing 1..50 from 950 entries

Cover of Ascendance of a Bookworm
Novel
Ascendance of a Bookworm
Used times791
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Cover of Wizard's Brain
Novel
Wizard's Brain
Used times447
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Cover of Ryuuou no Oshigoto!
Novel
Ryuuou no Oshigoto!
Used times439
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Cover of Zaregoto Series
Novel
Zaregoto Series
Used times291
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Cover of Kouen no Wizard
Novel
Kouen no Wizard
Used times224
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Cover of Mushoku Tensei: Jobless Reincarnation
Novel
Mushoku Tensei: Jobless Reincarnation
Used times209
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Cover of S.I.R.E.N.
Novel
S.I.R.E.N.
Used times208
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Cover of Dogura Magura
Novel
Dogura Magura
Used times205
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Cover of Penguin Highway
Novel
Penguin Highway
Used times188
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Cover of Tensei Shitara Slime Datta Ken
Novel
Tensei Shitara Slime Datta Ken
Used times176
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Cover of Sora no Kane no Hibiku Hoshi de
Novel
Sora no Kane no Hibiku Hoshi de
Used times168
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Cover of Guin Saga
Novel
Guin Saga
Used times163
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Cover of Kadorusuteito Monogatari
Novel
Kadorusuteito Monogatari
Used times163
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Cover of The Rising of the Shield Hero
Novel
The Rising of the Shield Hero
Used times138
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Cover of Nishi no Yoki Majo
Novel
Nishi no Yoki Majo
Used times127
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Cover of S&M Series
Novel
S&M Series
Used times118
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Cover of RISING×RYDEEN
Novel
RISING×RYDEEN
Used times115
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Cover of Mushiuta
Novel
Mushiuta
Used times112
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Cover of Densetsu Series
Novel
Densetsu Series
Used times112
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Cover of Sword Art Online
Novel
Sword Art Online
Used times110
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Cover of Mamoru-kun ni Megami no Shukufuku wo!
Novel
Mamoru-kun ni Megami no Shukufuku wo!
Used times109
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Cover of Majo no Tabitabi
Novel
Majo no Tabitabi
Used times106
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Cover of Ore, Twintail ni Narimasu.
Novel
Ore, Twintail ni Narimasu.
Used times104
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Cover of Houkago no Magus
Novel
Houkago no Magus
Used times98
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Cover of 9S (Nine S)
Novel
9S (Nine S)
Used times96
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Cover of Strike the Blood
Novel
Strike the Blood
Used times95
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Cover of Doctor Alpha no Tea Time
Novel
Doctor Alpha no Tea Time
Used times92
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Cover of Tensei Oujo to Tensai Reijou no Mahou Kakumei
Novel
Tensei Oujo to Tensai Reijou no Mahou Kakumei
Used times92
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Cover of Magdala de Nemure
Novel
Magdala de Nemure
Used times90
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Cover of Sanzensekai no Karasu wo Koroshi
Novel
Sanzensekai no Karasu wo Koroshi
Used times88
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Cover of Antimagic Academy "The 35th Test Platoon"
Novel
Antimagic Academy "The 35th Test Platoon"
Used times85
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Cover of Tokyo Ravens
Novel
Tokyo Ravens
Used times84
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Cover of The Irregular at Magic High School
Novel
The Irregular at Magic High School
Used times82
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Cover of Kimi to Boku no Saigo no Senjou, Aruiwa Sekai ga Hajimaru Seisen
Novel
Kimi to Boku no Saigo no Senjou, Aruiwa Sekai ga Hajimaru Seisen
Used times82
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Cover of A Certain Magical Index
Novel
A Certain Magical Index
Used times80
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Cover of Hyper Hybrid Organization
Novel
Hyper Hybrid Organization
Used times79
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Cover of Youjo Senki
Novel
Youjo Senki
Used times74
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Cover of Hello, Genius
Novel
Hello, Genius
Used times73
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Cover of Isekai Yakkyoku
Novel
Isekai Yakkyoku
Used times72
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Cover of Kagaku de Hakadoru Majutsu Kaihatsu
Novel
Kagaku de Hakadoru Majutsu Kaihatsu
Used times72
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Cover of Zero no Tsukaima
Novel
Zero no Tsukaima
Used times71
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Cover of Yuusha-sama no Oshishou-sama
Novel
Yuusha-sama no Oshishou-sama
Used times71
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Cover of Slayers
Novel
Slayers
Used times70
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Cover of Kaitou Red
Novel
Kaitou Red
Used times66
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Cover of Saredo Tsumibito wa Ryuu to Odoru: Dances with the Dragons
Novel
Saredo Tsumibito wa Ryuu to Odoru: Dances with the Dragons
Used times66
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Cover of Parasite Moon
Novel
Parasite Moon
Used times61
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Cover of Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita
Novel
Slime Taoshite 300-nen, Shiranai Uchi ni Level Max ni Nattemashita
Used times59
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Cover of Tsuki no Mahou wa Koi wo Tsumugu Series
Novel
Tsuki no Mahou wa Koi wo Tsumugu Series
Used times58
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Cover of Mouryou no Hako
Novel
Mouryou no Hako
Used times57
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Cover of Watashi no Oshi wa Akuyaku Reijou
Novel
Watashi no Oshi wa Akuyaku Reijou
Used times56
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