An artist, musician, singer-songwriter and Vocaloid song producer. This tag is for posts drawn by him, see yonezu kenshi (person) for posts depicting the person.
'Go Go Yuurei-sen/ Go Go Ghost Ship' is sung by himself.
Name as a Vocaloid song producer: ハチ (Hachi)
https://www.pixiv.net/users/259546
https://www.pixiv.net/stacc/yakari
https://twitter.com/hachi_08
https://twitter.com/intent/user?user_id=58794150
https://seiga.nicovideo.jp/user/illust/380847
http://dic.nicovideo.jp/a/ハチ(動画投稿者)
http://dic.nicovideo.jp/id/4202940
http://www.nicovideo.jp/mylist/12682175
https://www.nicovideo.jp/user/380847
https://pawoo.net/@yakari
https://sketch.pixiv.net/@yakari
https://ask.fm/nekoya_08
http://yakari.blog.fc2.com
https://www.instagram.com/hachi_08/
http://piapro.jp/yakari
http://www.ustream.tv/channel/yakari
http://www.ustream.tv/user/yakari
https://twitter.com/nekoya_08
https://twitter.com/intent/user?user_id=189848077
http://twitpic.com/photos/hachi_08
