Mattsu and Yamma are two boys who live in Matsuyama. Their favourite pastime is looking for "the seven wonders of Matsuyama".
One day, two men appear. What are the 7 hidden gems that they seek?
Moburi, a high school girl who is like an older sister to the boys, also gets caught up in the adventure as this thriling story set in Matsuyama begins.
Faced with all kinds of trouble, what will they choose for the future of their city?+ More
Characters & Voice Actors

Mattsu
Main
Watanabe, Misa
Japanese
Moburi
Main
Mizuki, Nana
Japanese
Yamma
Main
Kouchi, Mayuko
Japanese
Tomochika
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