, pen name was a Japanese

Japanese people

The are an ethnic group originating in the Japanese archipelago and are the predominant ethnic group of Japan. Worldwide, approximately 130 million people are of Japanese descent; of these, approximately 127 million are residents of Japan. People of Japanese ancestry who live in other countries...

 manga artist

Mangaka

is the Japanese word for a comic artist or cartoonist. Outside of Japan, manga usually refers to a Japanese comic book and mangaka refers to the author of the manga, who is usually Japanese...

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He wrote many works that has been turned into anime, TV drama, and movie but is especially known for Anmitsuhime (あんみつ姫) which was turned into all three. His second best known work, Tentenmusume (てんてん娘), was made into a movie on 1956 with Mariko Miyagi as the heroine and on 1984, it was made into a TV drama with Mayumi Hara in the same role.