!extend:checked:checked:1000:512:donguri=0/3
!extend:checked:checked:1000:512:donguri=0/3
https://news.yahoo.co.jp/articles/629b8eb189e9fed5c775be002f0d9f340cc2a685
2で
VIPQ2_EXTDAT: checked:checked:1000:512:donguri=0/3: EXT was configured