改かい善ぜん
Meanings
Noun
Verb (する, transitive)
1. betterment; improvement
Noun
Usually written in kana
2. kaizen (Japanese business philosophy of continuous improvement)
oft. written カイゼン
Used inUsed in %
Anime123(8%)
Live action210(16%)
Visual novels281(52%)
Novels863(44%)
Non-fiction64(44%)
Web novels496(47%)
Aozora Bunko87(15%)

Used in

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Showing 1..50 from 2154 entries

Cover of Youjo Senki
Novel
Youjo Senki
Used times111
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Cover of Ascendance of a Bookworm
Novel
Ascendance of a Bookworm
Used times87
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NO COVER
Web novel
本好きの下剋上 ~司書になるためには手段を選んでいられません~
Used times67
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NO COVER
Web novel
異世界のんびり農家
Used times67
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Cover of Toyota Seisan Houshiki
Book (non-fiction)
Toyota Seisan Houshiki
Used times63
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Cover of Rebuild World
Novel
Rebuild World
Used times60
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Cover of The Art of Marketing Marketing no Gihou
Book (non-fiction)
The Art of Marketing Marketing no Gihou
Used times60
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NO COVER
Aozora Bunko
人口論 03 第三篇 人口原理より生ずる害悪を除去する目的をもってかつて社会に提案または実施された種々の制度または方策について
Used times60
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Cover of Nareru! SE
Novel
Nareru! SE
Used times54
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NO COVER
Web novel
ライブダンジョン!
Used times53
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Cover of Tensei Shitara Slime Datta Ken
Novel
Tensei Shitara Slime Datta Ken
Used times52
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NO COVER
Web novel
フェアリーテイル・クロニクル ~空気読まない異世界ライフ~
Used times50
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Cover of Ichi Nichi Ichi Page, Yomu Dake de Mi ni Tsuku Karada no Kyouyou 365
Book (non-fiction)
Ichi Nichi Ichi Page, Yomu Dake de Mi ni Tsuku Karada no Kyouyou 365
Used times49
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Cover of Rokujouma no Shinryakusha!?
Novel
Rokujouma no Shinryakusha!?
Used times49
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Cover of Tearmoon Teikoku Monogatari ~Dantoudai Kara Hajimaru, Hime no Tenshou Gyakuten Story~
Novel
Tearmoon Teikoku Monogatari ~Dantoudai Kara Hajimaru, Hime no Tenshou Gyakuten Story~
Used times40
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NO COVER
Web novel
Re:ゼロから始める異世界生活
Used times37
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NO COVER
Web novel
盾の勇者の成り上がり
Used times37
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Cover of Maitetsu Last Run!!
Visual novel
Maitetsu Last Run!!
Used times36
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NO COVER
Web novel
神達に拾われた男(改訂版)
Used times35
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Cover of Yami no Koutaishi
Novel
Yami no Koutaishi
Used times35
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Cover of Uma Musume
Video game
Uma Musume
Used times34
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Cover of Takarakuji de 40-oku Atattan dakedo Isekai ni Ijuu suru
Novel
Takarakuji de 40-oku Atattan dakedo Isekai ni Ijuu suru
Used times34
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Cover of Otome Game Sekai wa Mob ni Kibishii Sekai desu
Novel
Otome Game Sekai wa Mob ni Kibishii Sekai desu
Used times33
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NO COVER
Web novel
落ちこぼれ国を出る〜実は世界で4人目の付与術師だった件について〜
Used times32
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Cover of Trinitas Dream Life ~Yume no Isekai Seikatsu~
Novel
Trinitas Dream Life ~Yume no Isekai Seikatsu~
Used times31
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NO COVER
Web novel
ありふれた職業で世界最強
Used times30
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NO COVER
Web novel
魔導具師ダリヤはうつむかない
Used times30
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Cover of Tsuki to Laika to Nosferatu
Novel
Tsuki to Laika to Nosferatu
Used times30
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Cover of Disco Elysium
Video game
Disco Elysium
Used times30
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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 times28
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Cover of Guild no Uketsukejou desu ga, Zangyou wa Iya nanode Boss wo Solo Toubatsu Shiyou to Omoimasu
Novel
Guild no Uketsukejou desu ga, Zangyou wa Iya nanode Boss wo Solo Toubatsu Shiyou to Omoimasu
Used times28
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Cover of Sanzensekai no Karasu wo Koroshi
Novel
Sanzensekai no Karasu wo Koroshi
Used times27
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NO COVER
Web novel
Knight's & Magic
Used times27
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Cover of Bokutachi no Remake Ver.β
Novel
Bokutachi no Remake Ver.β
Used times27
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Cover of Saijaku Tamer wa Gomihiroi no Tabi wo Hajimemashita.
Novel
Saijaku Tamer wa Gomihiroi no Tabi wo Hajimemashita.
Used times27
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Cover of Madougushi Dahliya wa Utsumukanai: Kyou kara Jiyuu na Shokunin Life
Novel
Madougushi Dahliya wa Utsumukanai: Kyou kara Jiyuu na Shokunin Life
Used times27
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Cover of Re:Zero − Starting Life in Another World
Novel
Re:Zero − Starting Life in Another World
Used times26
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NO COVER
Web novel
おかしな転生
Used times26
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Cover of Sengoku Komachi Kuroutan
Novel
Sengoku Komachi Kuroutan
Used times26
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Cover of Isekai Mokushiroku Mynoghra: Hametsu no Bunmei de Hajimeru Sekai Seifuku
Novel
Isekai Mokushiroku Mynoghra: Hametsu no Bunmei de Hajimeru Sekai Seifuku
Used times26
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Cover of Bokutachi no Remake
Novel
Bokutachi no Remake
Used times25
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Cover of Utsu wo Naosu
Book (non-fiction)
Utsu wo Naosu
Used times25
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Cover of Risou no Himo Seikatsu
Novel
Risou no Himo Seikatsu
Used times25
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Cover of Class de 2-banme ni Kawaii Onnanoko to Tomodachi ni Natta
Novel
Class de 2-banme ni Kawaii Onnanoko to Tomodachi ni Natta
Used times25
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NO COVER
Web novel
ニートだけどハロワにいったら異世界につれてかれた【コミック8巻11月8日発売】
Used times24
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Cover of Ascendance of a Bookworm (Junior Bunko)
Novel
Ascendance of a Bookworm (Junior Bunko)
Used times24
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Cover of Ore wo Suki Nano wa Omae Dake ka yo
Novel
Ore wo Suki Nano wa Omae Dake ka yo
Used times24
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NO COVER
Aozora Bunko
経済学及び課税の諸原理
Used times24
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NO COVER
Aozora Bunko
人口論 02 第二篇 近代ヨオロッパ諸国における人口に対する妨げについて
Used times24
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NO COVER
Aozora Bunko
文明と病気
Used times24
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