Tar-chan, a hero living in the jungle, spends his days fighting poachers and assassins to protect the peace of the animals. However, one day, an invitation to an open mixed martial arts tournament was sent to Tar-chan...!? The series ran in Weekly Shōnen Jump from 1988 to 1990 as Jungle King Tar-chan, and then from 1990 to 1995 as New Jungle King Tar-chan. At this time most chapters were only 7 pages in length, Two years into serialization, the stories began to run 13-15 pages, "NEW" was added to the title, and the simple episodic gag premise were switched to a fighting manga premise. Although long battles and emotional development began to unfold, after the end of these battles, the series would return to its gag style, switching back to the fighting manga style with each new battle.

Kawataro, half human, half kappa, lives as a human, because his father, a kappa, wished so. Kawataro travels to find his mother who disappeared when he was young. On his trip, he encounters various youkai.

Collection of MASAYA Tokuhiro One-Shot from 1982 to 1987, serialized in both Weekly shonen jump, Fresh jump Magazines ect. *One shots Included:* - **What's Onyanko** [What's おにゃん子] (𝗪𝗲𝗲𝗸𝗹𝘆 𝗦𝗵𝗼𝗻𝗲𝗻 𝗝𝘂𝗺𝗽 𝗡𝗼.𝟭𝟴, 𝟭𝟵𝟴𝟲) - **Kanojo no Miryoku wa Sankakukin?** [彼女の魅力は三角筋?] (𝗙𝗿𝗲𝘀𝗵 𝗝𝘂𝗺𝗽 𝗙𝗲𝗯𝗿𝘂𝗮𝗿𝘆 𝗶𝘀𝘀𝘂𝗲, 𝟭𝟵𝟴𝟯) - **Nanpa Ganryuujima** [軟派巌流島] (𝗙𝗿𝗲𝘀𝗵 𝗝𝘂𝗺𝗽 𝗙𝗲𝗯𝗿𝘂𝗮𝗿𝘆 𝗶𝘀𝘀𝘂𝗲, 𝟭𝟵𝟴𝟯) - **Jungle King Tar-san** [ジャングルの王者ターちゃん♡] (𝗪𝗲𝗲𝗸𝗹𝘆 𝗦𝗵𝗼𝗻𝗲𝗻 𝗝𝘂𝗺𝗽 𝗔𝘂𝘁𝘂𝗺𝗻 𝗦𝗽𝗲𝗰𝗶𝗮𝗹, 𝟭𝟵𝟴𝟲) - **Sotsugyou** [卒業] (𝗙𝗿𝗲𝘀𝗵 𝗝𝘂𝗺𝗽 𝗔𝗽𝗿𝗶𝗹 𝗶𝘀𝘀𝘂𝗲, 𝟭𝟵𝟴𝟯) - **Saint Ken-chan** [聖ケンちゃん] (𝗪𝗲𝗲𝗸𝗹𝘆 𝗦𝗵𝗼𝗻𝗲𝗻 𝗝𝘂𝗺𝗽 𝗡𝗼. 𝟱, 𝟭𝟵𝟴𝟴) - **Sonjo Sokora no Love Story** [そんじょそこらのLOVE STORY] (𝗙𝗿𝗲𝘀𝗵 𝗝𝘂𝗺𝗽 𝗝𝘂𝗻𝗲 𝗶𝘀𝘀𝘂𝗲, 𝟭𝟵𝟴𝟯) - **Bijo wa Nikuryouri ga Otokui** [美女は肉料理がお得意] (𝟭𝟵𝟴𝟮 𝗔𝗸𝗮𝘁𝘀𝘂𝗸𝗮 𝗣𝗿𝗶𝘇𝗲 𝗛𝗼𝗻𝗼𝗿𝗮𝗯𝗹𝗲 𝗠𝗲𝗻𝘁𝗶𝗼𝗻 𝗔𝘄𝗮𝗿𝗱)

The series is about a simple gag manga parodying Tarzan with single chapter adventures. and were usually about Tar-chan protecting the peace of the jungle, Jane, and his animal friends, often with comedic results, Although the story is called Jungle King Tar-chan, Tar-chan and his friends actually live on a savanna.