【本作品は英語作品となります】【CAUTION！】
Don’t read this book in the presence of other people ever! It has plenty of rough stuff， like dirty jokes， ultra-violence， racy sexy moments. But you will never feel awful and never stop laughing by a lot of gags which means true nature of human being， and automatically consider about what is happiness as a human.
Have the number of overseas fans and have won various manga international prizes， Masahiro Nikaido has brought to his way of 「philosophy for Happiness」.
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