https://www.pixiv.net/users/553949
https://www.pixiv.net/stacc/nekozuki-pontarou
https://twitter.com/nyanyano
https://twitter.com/pontaro_neko
https://twitter.com/intent/user?user_id=117792752
https://twitter.com/intent/user?user_id=509963262
https://seiga.nicovideo.jp/user/illust/8722094
http://www.nicovideo.jp/mylist/10524704
https://www.nicovideo.jp/user/8722094
https://sketch.pixiv.net/@nekozuki-pontarou
https://www.tinami.com/creator/profile/31986
https://pontarou.tumblr.com
http://piapro.jp/yantarou
http://imagis.jp/user/4205
http://twpf.jp/nyanyano