Ame no Okyakusan

Text and illustration
Kodomo Challenge Hop "Mainichi Hakken Ehon"
Benesse Corporation June 2006
Korean version June 2007, Korean version June 2008, Korean version June 2009, Korean version June 2010, Korean version June 2011, Korean version June 2012, Korean version Kodomo Challenge June 2012

물벼룩이 토독 톡!

Mijinko de Gozaimasu.
Text: Sato Madoka, Illustration: Yamamura Koji, Translation: 한귀숙
Kiwi Books
1st edition: 2019.08.25

작지만 커다란 나무 상상 그림책 학교 18

Tiny, Giant Tree Korean version
Text: Yumemakura Baku, Illustration: Yamamura Koji
상상스쿨
32 pages
1st edition: 2019.08.20
» Kyobo

나도 길〜다

Long is Beautiful Korean version
Text: Satoshin, Illustration: Yamamura Koji, Translation: 황진희
32 pages
1st edition: 2018.04.20

난 신기하고 이상한 것이 참 좋아!

Bokuga Sukinakoto
Text: Hirotaka Nakagawai, Illustration: Yamamura Koji
Gilbut Children Publishing
32 pages
1st edition: 2017.11.10

비에도 지지 않고

Rain Won't Korean version
Text: Miyazawa Kenji
English Translation: Arthur Binard
Illustration: Yamamura Koji
Korean Translation: 엄혜숙
PICTURE BOOK GONGJACKSO (Korea)
32 pages
1st edition: November 3rd, 2015

운동이 최고야

Athletes of Sweets Krean virsion
Text: Ishizu Chihiro, Illustration: Yamamura Koji
A Thousand Hope
24 Pages
22.8X21.5cm
1st edition:2012.11.22

과일이 최고야

Fruits Friends' Fresh Talk Krean virsion
Text: Ishizu Chihiro
Illustration: Yamamura Koji
천개의 바람 (A Thousand Hope）
24 pages, 22.8X21.5cm
1st edition: 2012.07.10

채소가 최고야

Viva Vegetables ! Krean virsion
Text: Ishizu Chihiro, Illustration: Yamamura Koji
A Thousand Hope
24 Pages, 22.8 x 21.5cm
1st edition: 2011.10.5