Mekakushi Dan: Watchers Anthology

Mekakushi Dan: Watchers Anthology -ONE SUMMER ADVENTURE over a LOST GIRL- (メカクシ団：ウォッチャーズ アンソロジー ～消失少女をめぐるひと夏の冒険譚～ Mekakushi Dan: Uotchāzu Ansorojī -Shōshitsu Shōjo o Meguru Hito Natsu no Bōkentan-) is the first novel of the Mekakushi Dan: Watchers series.