Apr 28 14:11:14 server01 sshd[31264]: User shoyan from example.jp not allowed because none of user's groups are listed in AllowGroups
Apr 28 14:11:14 server01 sshd[31265]: input_userauth_request: invalid user shoyan
Apr 28 14:11:14 server01 sshd[31265]: Connection closed by 192.168.1.1
none of user's groups are listed in AllowGroups と書いてあるので、groupの問題らしい。