Mitsuminity Beach, one of the 1st level on Mashiro Mitsumine video games instead, as seen the 1st island. It has 49 boxes that, completed with gems on this stages. It is the only beach type of level in the game.
There are 49 crates in this level that Mashiro breaking their boxes without deceasing. As a first level in the game, it has first clear gem whatever she alive at that moment.
Breaking each box on the bridge, one by one, which are a hard task.