Artist.
Japanese name: 天沢 夏久 (Amasawa Natsuhisa)
Circle & site name: 天夏屋 (Amanatsuya)
https://www.pixiv.net/users/1375609
https://www.pixiv.net/stacc/almeida
https://twitter.com/amanatsuya
https://twitter.com/amasawana
https://twitter.com/intent/user?user_id=222615502
https://twitter.com/intent/user?user_id=1928940830477398020
https://fantia.jp/96f397c7bd
https://fantia.jp/fanclubs/509905
https://seiga.nicovideo.jp/user/illust/1061401
https://dic.nicovideo.jp/u/1061401
https://www.nicovideo.jp/user/1061401
https://amasawa.fanbox.cc
https://www.pixiv.net/fanbox/creator/1375609
https://sketch.pixiv.net/@almeida
http://amanatsuya.blog.fc2.com
https://www.dlsite.com/home/circle/profile/=/maker_id/RG58390.html
https://www.melonbooks.co.jp/circle/index.php?circle_id=20892
https://com.nicovideo.jp/community/co1299461
http://twitpic.com/photos/amanatsuya
http://yfrog.com/user/amanatsuya/photos
