おく
Meanings
Expression
Noun
Idiomatic
1. ace up one's sleeve; trump card; last resort
2. secret skills; secret; mystery
Used inUsed in %
Anime121(8%)
Live action34(2%)
Visual novels129(24%)
Novels248(16%)
Non-fiction4(2%)
Web novels144(13%)
Aozora Bunko42(7%)

Used in

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Showing 1..50 from 248 entries

Cover of Tensei Shitara Slime Datta Ken
Novel
Tensei Shitara Slime Datta Ken
Used times32
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Cover of The Rising of the Shield Hero
Novel
The Rising of the Shield Hero
Used times25
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Cover of Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
Novel
Nidome no Yuusha wa Fukushuu no Michi wo Warai Ayumu
Used times20
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Cover of Itai no wa Iya na no de Bougyoryoku ni Kyokufuri Shitai to Omoimasu.
Novel
Itai no wa Iya na no de Bougyoryoku ni Kyokufuri Shitai to Omoimasu.
Used times19
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Cover of Re:Zero − Starting Life in Another World
Novel
Re:Zero − Starting Life in Another World
Used times16
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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 times14
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Cover of Sword Art Online
Novel
Sword Art Online
Used times13
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Cover of Resin Cast Milk
Novel
Resin Cast Milk
Used times11
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Cover of Ore, Twintail ni Narimasu.
Novel
Ore, Twintail ni Narimasu.
Used times10
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Cover of Wizard's Brain
Novel
Wizard's Brain
Used times9
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Cover of Mushoku Tensei: Jobless Reincarnation
Novel
Mushoku Tensei: Jobless Reincarnation
Used times8
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Cover of Frontier World Shoukanshi Toshite Katsudou Chuu
Novel
Frontier World Shoukanshi Toshite Katsudou Chuu
Used times8
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Cover of Hisshou Dungeon Unei Houhou
Novel
Hisshou Dungeon Unei Houhou
Used times8
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Cover of Shakugan no Shana
Novel
Shakugan no Shana
Used times7
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Cover of Mushiuta
Novel
Mushiuta
Used times7
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Cover of The Case Files of Lord El-Melloi II
Novel
The Case Files of Lord El-Melloi II
Used times7
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Cover of Ascendance of a Bookworm
Novel
Ascendance of a Bookworm
Used times7
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Cover of Boku to Majoshiki Apocalypse
Novel
Boku to Majoshiki Apocalypse
Used times7
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Cover of Rengoku Hime
Novel
Rengoku Hime
Used times7
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Cover of Accel World
Novel
Accel World
Used times6
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Cover of S.I.R.E.N.
Novel
S.I.R.E.N.
Used times6
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Cover of VRMMO Gakuen de Tanoshii Makaizou no Susume: Saijaku Job de Saikyou Damage Dashitemita
Novel
VRMMO Gakuen de Tanoshii Makaizou no Susume: Saijaku Job de Saikyou Damage Dashitemita
Used times6
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Cover of Inou Battle wa Nichijoukei no Naka De
Novel
Inou Battle wa Nichijoukei no Naka De
Used times6
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Cover of Seireitsukai no Blade Dance
Novel
Seireitsukai no Blade Dance
Used times5
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Cover of Sword Art Online Progressive
Novel
Sword Art Online Progressive
Used times5
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Cover of Danganronpa Zero
Novel
Danganronpa Zero
Used times5
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Cover of Hitsugi no Chaika
Novel
Hitsugi no Chaika
Used times5
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Cover of Kono Yuusha ga Ore TUEEE Kuse ni Shinchou Sugiru
Novel
Kono Yuusha ga Ore TUEEE Kuse ni Shinchou Sugiru
Used times5
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Cover of 9S (Nine S)
Novel
9S (Nine S)
Used times5
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Cover of Maou no Hajimekata Series
Novel
Maou no Hajimekata Series
Used times5
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Cover of Scramble Wizards
Novel
Scramble Wizards
Used times5
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Cover of Cheat Majutsu de Unmei wo Nejifuseru
Novel
Cheat Majutsu de Unmei wo Nejifuseru
Used times5
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Cover of Boku to Kanojo no Game Sensou
Novel
Boku to Kanojo no Game Sensou
Used times5
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Cover of RISING×RYDEEN
Novel
RISING×RYDEEN
Used times5
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Cover of Akuma no Mikata 666
Novel
Akuma no Mikata 666
Used times5
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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 times5
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Cover of Onii-chan dakedo Ai sae Areba Kankei Nai yo ne!
Novel
Onii-chan dakedo Ai sae Areba Kankei Nai yo ne!
Used times4
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Cover of A Certain Magical Index
Novel
A Certain Magical Index
Used times4
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Cover of Mushi to Medama Series
Novel
Mushi to Medama Series
Used times4
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Cover of Kuro no Maou
Novel
Kuro no Maou
Used times4
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Cover of Hagure Yuusha no Aesthetica
Novel
Hagure Yuusha no Aesthetica
Used times4
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Cover of Kekkyoku, Ninja to Dragon wa Docchi ga Tsuyoi no?
Novel
Kekkyoku, Ninja to Dragon wa Docchi ga Tsuyoi no?
Used times4
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Cover of Ore ga Heroine wo Tasukesugite Sekai ga Little Apocalypse!
Novel
Ore ga Heroine wo Tasukesugite Sekai ga Little Apocalypse!
Used times4
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Cover of Glau Standear Koukoku Monogatari
Novel
Glau Standear Koukoku Monogatari
Used times4
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Cover of Kagai Katsudou Survival Method
Novel
Kagai Katsudou Survival Method
Used times4
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Cover of Ningen Series
Novel
Ningen Series
Used times4
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Cover of Date a Live
Novel
Date a Live
Used times3
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Cover of Himekishi ga Classmate
Novel
Himekishi ga Classmate
Used times3
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Cover of The Melancholy of Haruhi Suzumiya
Novel
The Melancholy of Haruhi Suzumiya
Used times3
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Cover of Hatena ☆ Illusion
Novel
Hatena ☆ Illusion
Used times3
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