URLs

• https://www.pixiv.net/users/17902195
• https://www.pixiv.net/stacc/ishigana333
• https://twitter.com/ishigana333
• https://twitter.com/kohei_nagashius
• https://twitter.com/intent/user?user_id=129324962
• https://twitter.com/intent/user?user_id=714960393672609794
• https://ishigana.fanbox.cc
• https://www.pixiv.net/fanbox/creator/17902195
• https://sketch.pixiv.net/@ishigana333
• https://skeb.jp/@kohei_nagashius
• http://ishigana3333.blog.fc2.com
• https://privatter.net/u/ishigana
• https://privatter.net/u/kohei_nagashius
• https://privatter.net/u/nobita_ishigana
• http://www.mangaupdates.com/authors.html?id=21920
• http://ja.wikipedia.org/wiki/永椎晃平
• https://marshmallow-qa.com/ij65ys9y3uy79sk
• https://odaibako.net/u/kohei_nagashius
• https://palcy.jp/authors/180
• http://photozou.jp/photo/top/423163
• https://yanmaga.jp/comics/authors/f71d0ade047baf107c5bb530cbef345a
• https://www.pixiv.net/users/111261
• https://www.pixiv.net/stacc/3104benzie
• https://twitter.com/ishigana
• https://twitter.com/nobita_ishigana
• https://twitter.com/intent/user?user_id=376799361
• http://ishigana333.blog.fc2.com
• http://ishigana333333.blog.fc2.com
• http://naganaga3104.web.fc2.com
• http://rock2323.blog.fc2.com
• http://www.amazon.co.jp/永椎-晃平/e/B00MBFUQG0
• http://www.doujinshi.org/browse/author/64008
• http://drawr.net/3104benzie
• http://p.twipple.jp/user/ishigana
• http://p.twipple.jp/user/ishigana333
• http://twitpic.com/photos/ishigana
• http://twitpic.com/photos/ishigana333