Artist, niconico video creator. Likes plump girls and Minase Iori x Hoshii Miki pairing.
Japanese name: 緋紗川 りほ (Hisakawa Riho)
Name as an Idolmaster video creator: 凸９Ｐ (Deko Kyuu-P)
Old site name: あなざ☆でいず or あなざ☆めいず
https://www.pixiv.net/users/63992
https://www.pixiv.net/stacc/wakaho
https://seiga.nicovideo.jp/user/illust/4196376
http://com.nicovideo.jp/community/co162172
http://dic.nicovideo.jp/a/凸9p
http://dic.nicovideo.jp/id/4212650
http://www.nicovideo.jp/mylist/16089419
https://www.nicovideo.jp/user/4196376
https://nijie.info/members.php?id=144428
https://sketch.pixiv.net/@wakaho
https://www.tinami.com/creator/profile/8118
https://piapro.jp/anotherdeys
http://doujinshi.mugimugi.org/browse/author/2326/
https://twitter.com/deko9_riho
http://anotherdeys.blog.fc2.com
http://twitpic.com/photos/deko9_riho
http://yfrog.com/user/deko9_riho/photos
