My Inner Ear Quartet

Text: Ogawa Yoko, Illustration: Yamamura Koji
Kodansha Ltd.
1st edition: 2026.10.29

The Worst Day

Saiakuna Ichinichi
Text: Satoshin, Illustration: Yamamura Koji
Jitsugyo no Nihon Sha, Ltd. 
1st edition: April 7, 2026.04.07

Komatta Komatta

Text: Fushimi Misao, Illustration: Yamamura Koji
Alice Kan
2024.08.08

Parade

Text & Illustration: Yamamura Koji
Kodansha
2015.09.24

Bells are Ring

Text and Illustration: Yamamura Koji
Bunkeido
2018.04

Ikuta no Kita

Text & Illustration: Yamamura Koji
Yamamura Animation
2023.03.11

Animation Nature

Understanding Contemporary Animations from Concept and Design
Author: Koji Yamamura, Illustration: Yamamura Koji
Film Art, Inc.
2025.12.19

First Workshop for Creativity of Animation

"Sousaku Animation Nyumon"
Written by Yamamura Koji
Publisher: Rikuyosha
2017.05.25

Welcome to Animation World

Iwanami Junior Shinsyo Color edition
Written by Yamamura Koji
Publisher: Iwanami Shoten
2006.06.20

Fruits Friends' Fresh Talk

"Kudamono damono"
Text: Ishizu Chihiro, Illustration: Yamamura Koji
Fukuinkan Shoten Publishers
2006.06.15

Viva Vegetables !

"Oyaoya Oyasai"
Text: Ishizu Chihiro, Illustration: Yamamura Koji
Fukuinkan Shoten Publishers
2010.06.10

4th place: MOE Children's Picture Book Store Award

Fantastic Kitchen Circus

Text: Ishizu Chihiro, Illustration: Yamamura Koji
Fukuinkan Shoten Publishers
2022.10.10

Rain Won't

"Amenimo Makezu"
Text: Miyazawa Kenji, English Translation: Arthur Binard, Illustration: Yamamura Koji
Ima-Jin sha
2015.11.03
Orion Shobo Picture Book Grand Prix December 2013, This month's Eh-ha! Picture Book of the Month

Mountain Stream

"Yamanashi / Mountain Stream"
Text: Miyazawa Kenji, English Translation: Arthur Binard, Illustration: Yamamura Koji
Ima-Jin sha
2022.04.08

Chief of Police Who Likes to Poisonous Fishing

"Dokumomi no Sukina Syocho-san"
Text: Miyazawa Kenji, Illustration: Yamamura Koji
miki house
2022.10

Illustrated Tale "Kojiki"

"Emonogatari Kojiki"
Illustrated KOJIKI: The Stories of Japanese Gods and Goddesses
Text: Tomiyasu Yoko, Illustration: Yamamura Koji, Superviser: Miura Hiroyuki
Kaishe-sha
2017.11.20
White Ravens

The White Hare of Inaba - Onamuji and Yagamihime

Nixon no shinwa Kojiki Ehon Vol.4
"Inabano Irousagi ~Oonamudi to Yagamihime~"
Supervisor: Miura Yusuke, Text: Ogiwara Noriko, Illustration: Yamamura Koji
2016.11.30

A Witch's Day

Secrets to Becoming a Witch
Written by Iijima Toyoko, Illustrated by Yamamura Koji
Kinnohoshisha
2023.09

What's That Cloud?

"Ano Kumo Naani?"
Text: Tomiyasu Yoko, Illustration: Yamamura Koji
Fukuinkan Shoten Publishers
2018.05.05

I'm a Daphnia.

"Mijinko de Gozaimasu."
Text: Sato Madoka, Illustration: Yamamura Koji
Froebel-kan
2018.06

Horse is Running

"Uma ha Kakeru"
Text: Uchida Rintaro, Illustration: Yamamura Koji
2018.04

Knead with Cats

"Neko to Kone Kone"
Text: Hayashi Kirin, Illustration and Constitution: Yamamura Koji
BL Publisher
2015.01.20

Nn

Kodansha's Original Picture Book
Text: Nagata Hiroshi, Illustration: Yamamura Koji
Kodansha
2013.09.20

Saigyo Tsutsumigadaki

Kodan-Ehon series: "Saigyo Tsutsumigadaki"
Supervisor: Kanda Matsuojo, Illustration: Yamamura Koji
Kodansha
2019.11.26

Mr. Wolf, What Time Is It?

"Ookamisan Ima Naji?"
Text: Nakagawa Hirotaka, llustration: Yamamura Koji
Gakken
2019.05.28

For the Sake of Mr. Whale, We'll Do Whatever It Takes

"Kujira-san noh Tahmenara Enyakohra"
Text: Uchida Rintaro, Illustration: Yamamura Koji
Suzuki Publishing
2015.10.10
Nippon Ehon Prize

Long is Beautiful

Nagaidesyo Rippadesyo
Text: Satoshin, Illustration: Yamamura Koji
PHP Interface
2014.05.18
White Ravens

Really !?

Usodaa!
Text: Satoshin, Illustration: Yamamura Koji
Bunkeido
2014.10

Peek-A Zou

Text: Otsuka Kenta, Illustration: Yamamura Koji
Iwasaki Shoten
2024.04.17

Cleaning of the Bath, Goldfish Corps

Written by Tominaga Mai, Illustrated by Yamamura Koji
Sekaibunka Holdings
2023.07.15

My Grandma is Kickboxer

"Boku no Obachan ha Kickboxer"
Text: Nejime Shoichi, Illustration: Yamamura Koji
Kumon Publisher
2016.04.27

Tiny, Giant Tree

Chiisana Okina Ki
Text: Yumemakura Baku, Illustration: Yamamura Koji
Shogakukan
2015.07.22
Shogakukan Award for Children's Literature

Boiled Egg Princess

Yudetamago Hime
Text: Kanda Sumiko, Illustration: Yamamura Koji
Kyouikugageki
2011.10.30

Boiled Egg Princess and Meatballs Thieves

Yudetamago Hime to Meet Doro Ball
Text: Kanda Sumiko, Illustration: Yamamura Koji
Kyouikugageki
2014.11.01

The Lost Groves

Tokusen Kodomo no Tomo Library 2018, January issue
The public conpetition text as 60th anniversary of founding Fukuinkan Shoten publishers
Text: Etsuko Ohara, Illustration: Yamamura Koji
Fukuinkan Shoten Publishers
2019.01.01

Fushigi Soushi

Eight Mysterious Tales
Written by Tomiyasu Yoko, illustrated by Yamamura Koji
Shogakukan
2023.04.19

The Seven Sneezes

"Kushami Ojisan (The Seven Sneezes)"
Text: Olga Cabra, Translation: Komiya Yu, Illustration: Yamamura Koji
Iwanami Shoten
2021.07.28

Sow Bug, Dangoro

Ohanashi no Kuni
Dangomushi Dangoro
Text: Mio Chizuru, Illustration: Yamamura Koji
Suzuki Publishing
2014.05.30

Specter Family Tsukumo-san

Yokai Ikka Tsukumo-san
Series: Specter Family Tsukumo-san
Text: Tomiyasu Yoko, Illustration: Yamamura Koji
Riron-sha
2012.01.22

Youkai Ikka Tsukumosan Gaiden

Cat Ghost Treasure Chest
Text: Tomiyasu Yoko, Illustration: Yamamura Koji
Riron-sha
2025.04.18

Leave it to Nuralihyon Papa! Vol. 1
The Friends of Dororon Village

Series: Specter Family Tsukumo-san
Text: Tomiyasu Yoko, Illustration: Yamamura Koji
Riron-sha
2022.05