URLs

• https://www.pixiv.net/users/30862
• https://www.pixiv.net/stacc/data_maru
• https://twitter.com/maru_memornd
• https://twitter.com/intent/user?user_id=730560324
• https://sketch.pixiv.net/@data_maru
• https://ameblo.jp/maru-memo
• http://www.geocities.jp/data_maru_home/