URLs

• https://www.pixiv.net/users/16584138
• https://www.pixiv.net/stacc/poyoyonrock
• https://twitter.com/akio_w_0727
• https://twitter.com/punipoyo
• https://twitter.com/intent/user?user_id=99003474
• https://twitter.com/intent/user?user_id=1050264256535379968
• https://www.mangaupdates.com/author/yw7knq6
• https://www.mangaupdates.com/authors.html?id=75958238238
• https://www.melonbooks.co.jp/circle/index.php?circle_id=16195
• https://en.wikipedia.org/wiki/Akio_Watanabe
• https://ja.wikipedia.org/wiki/渡辺明夫
• https://anidb.net/creator/3529
• https://www.animenewsnetwork.com/encyclopedia/people.php?id=2813
• http://erogamescape.dyndns.org/~ap2/ero/toukei_kaiseki/creater.php?creater=1230
• https://www.mobygames.com/person/825266
• https://myanimelist.net/people/5724
• https://vndb.org/s1898
• http://doujinshi.mugimugi.org/browse/author/423/Poyoyon-Rock
• http://poyo.chu.jp
• http://p.twipple.jp/user/punipoyo
• http://twitpic.com/photos/punipoyo