Artist. Has two (or more) nicknames.

• Main & Vocaloid accounts:
• Name: ぼうし屋 (Boushi-ya, Boishiya or Boisiya)
• The other names: ぼう (Bou) or ぼーしや (Booshiya)
• Pixiv account (empty): http://www.pixiv.net/member.php?id=12470474
• Tinami account: http://www.tinami.com/creator/profile/35678
• Piapro account: http://piapro.jp/hatter04
• Drawr account: http://drawr.net/hata44
• Niconico account: http://www.nicovideo.jp/user/4497085
• Niconico MyList: http://www.nicovideo.jp/mylist/24497674
• Main niconico community: http://com.nicovideo.jp/community/co1906359
• Niconico Seiga: http://seiga.nicovideo.jp/user/illust/4497085?target=illust_all
• Twitter account: http://twitter.com/bousiya44
• Ask.fm account: http://ask.fm/bousiya44
• Twitpic account (stopped): http://twitpic.com/photos/bousiya44
• Old pixiv account (empty): http://www.pixiv.net/member.php?id=220931
• Accounts for Kantai Collection fanart:
• Name: 某氏屋 (Soregashi-ya, Soregashiya or Soregasi-a)
• Pixiv account: http://www.pixiv.net/member.php?id=9762981
• Niconico account: http://www.nicovideo.jp/user/42379325
• Niconico community: http://com.nicovideo.jp/community/co2704644
• Niconico Seiga: http://seiga.nicovideo.jp/user/illust/42379325?target=illust_all
• Niconico Manga: http://seiga.nicovideo.jp/manga/list?user_id=42379325
• Twitter account: http://twitter.com/soregasiya
• Ask.fm account: http://ask.fm/soregasiya
• Twitpic account (stopped): http://twitpic.com/photos/soregasiya
• Drawr account (unconfirmed): http://drawr.net/soregasiya