公式プロフィール
https://www.shogi.or.jp/player/pro/266.html
Youtube【イトシンTV】
https://www.youtube.com/channel/UCKCp5FR-XGHPXFTIXWejObQ
https://twitter.com/itoshin0104
https://twitter.com/5chan_nel (5ch newer account)
VIPQ2_EXTDAT: checked:vvvvv:1000:512:----: EXT was configured
https://twitter.com/5chan_nel (5ch newer account)