Chimpanzee laughing

The Black Soil Is Laughing

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Laughing Man

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Laughing Swamp

The National Museum of Modern Art, Kyoto

Union Catalog of the Collections of the National Art Museums, Japan

（Laughing man）

Tokyo Photographic Art Museum

Tokyo Museum Collection

Burst out Laughing

Museum of Modern Art, Saitama

MoMAS Collection

My Mother Laughing

Tokyo Photographic Art Museum

Tokyo Museum Collection

Coal Miner laughing

Tokyo Photographic Art Museum

Tokyo Museum Collection

Laughing Moby-Dick

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Laughing Ei-Q

Tokyo Photographic Art Museum

Tokyo Museum Collection

Gogh Laughing

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

(Portrait of Mother and Child Laughing)

Tokyo Photographic Art Museum

Tokyo Museum Collection

（Portrait of laughing woman）

Tokyo Photographic Art Museum

Tokyo Museum Collection

(Flying Corps and Laughing Man)

Tokyo Photographic Art Museum

Tokyo Museum Collection

Three People Laughing at Tiger Brook

Tokyo National Museum

Integrated Collections Database of the National Museums, Japan

The Bottom of Laughter

Museum of Contemporary Art Tokyo

Tokyo Museum Collection

Bananatochinpanjī

Photo Archive Japan Database

The Laughing Female Demon Hannya from the Series One Hundred Ghost Stories

Tokyo National Museum

Integrated Collections Database of the National Museums, Japan

Waraioni

金沢くらしの博物館

KANAZAWA MUSEUM PLUS（Kanazawa Folklore Museum）

夜中笑いの種

University of Tokyo General Library

UTokyo Academic Archives Portal

LSD

Museum of Modern Art, Saitama

MoMAS Collection

Laughing Gull

Osaka Museum of Natural History

Movie Archives of Animal Behavior

Laughing Gull

Osaka Museum of Natural History

Movie Archives of Animal Behavior

「笑い上戸」

Museum of Fine Arts, Boston

ARC Ukiyo-e Portal Database

Siamese Smile: May I Come In

Museum of Contemporary Art Tokyo

Tokyo Museum Collection