IP pool by organisation

Search for "nihon system study corp."

IP Pool	Country	State / Region	City	Coordinates	Timezone
221.246.216.184 - 221.246.216.191	Japan ISP \| ORG	Kanto Region ISP \| ORG	Tokyo ISP \| ORG	35.6908, 139.769	Asia/Tokyo (UTC+9) ISP \| ORG