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Tonikaku Kawaii: Fly me to the moon, also know as Tonikawa, is the manga from mangaka Hata Kenjirou after he finnished Hayate no Gotoku for Weekly Shounen Sunday.
Yuzaki Hoshizora is a boy who is a hard-working man who devoted himself to become a man of NASA (National Aeronautics and Space Administration). His name "Hoshizora" is written in the form of Nasa. After got hit by a truck at the first time he met Tsukasa Tsukuyomi, he tried to get her on a date but she said with only condition: marry her. He agreed. After a few years later, she confront him at his apartment to fulfill their promise............