Illustrator, artist who has two (or more) nicknames.
Nickname(1): 八重川 麻尋 (Yaegawa Mahiro)
Nickname(2): 水面+No,4 (pronounced as "Minamo no Yon" or "Nyamo no Yon")
Circle & blog name: ほわいとにっかさん
http://ch.nicovideo.jp/community/co10580
https://seiga.nicovideo.jp/user/illust/1923720
https://www.nicovideo.jp/user/1923720
http://mixi.jp/show_friend.pl?id=24057326
http://www.stickam.jp/profile/yaemahi
http://www.geocities.jp/mahiro_no4/
https://www.pixiv.net/users/13795
https://www.pixiv.net/stacc/minamo40
http://noyon.blog.fc2.com
http://whitenikka.blog.fc2.com
http://yaemahi4.blog.fc2.com