Gaki may refer to:
* The Japanese word for
Preta
* A pen-name of
Akutagawa Ryunosuke Akutagawa (written: 芥川) is a Japanese surname. Notable people with the surname include:
* Ryūnosuke Akutagawa (1892–1927), Japanese poet and writer
* Yasushi Akutagawa (1925–1989), Japanese composer and conductor, son of Akutagawa Ryunosuk ...
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