URLs

• https://www.pixiv.net/users/3713171
• https://www.pixiv.net/stacc/kyundoo
• https://twitter.com/Kyundoo_duck
• https://twitter.com/kyundoo
• https://twitter.com/intent/user?user_id=294410072
• https://twitter.com/intent/user?user_id=1060145400252792833
• https://www.artstation.com/kyundoo
• https://sketch.pixiv.net/@kyundoo
• https://blog.naver.com/kd_1023