Includes a omnibus of all 22 works by China Matsuoka, who made a spectacular debut with the phrase "China is a naughty girl." From the debut work that leaves the innocence of the amateur gravure era of Weekly Playboy, after that, all the signboard titles of SOD are done and it goes to stardom at once. If you want to worship the miracle natural H cup "Chinapai", this is the definitive edition! !!