Artist.
Nickname: リトシス (Litosisu, Lit-sis or Ritoshisu)
Circle name: リトルシスターズ (Little Sisters)
The other circle name: シスプレ
https://www.pixiv.net/users/1972316
https://www.pixiv.net/stacc/littlesisters
https://twitter.com/litosisu
https://twitter.com/littlesisters
https://twitter.com/intent/user?user_id=401462515
https://twitter.com/intent/user?user_id=767576684
https://seiga.nicovideo.jp/user/illust/23688339
http://com.nicovideo.jp/community/co1786312
http://com.nicovideo.jp/community/co2148788
https://www.nicovideo.jp/user/23688339
http://litosisu.web.fc2.com
http://littlesisters.blog.fc2.com