Niji Shoku Hotaru Eien No Natsuyasumi Jo (Alphapolice Bunko) [Light Novel]

[Machine Translation] Sixth grader Yuta was visiting a dam deep in the mountains, a place that holds fond memories of his late father. However, he is suddenly struck by a thunderstorm, slips, and faints. When he awakens, he sees a village that was supposed to have sunk into the dam. In the village in the 1970s, Yuta meets Kenzo, a boy his age, and a girl like a younger sister, Saeko. The boy's last and best summer vacation begins, along with the lost original landscape of Japan! This is the first volume of a nostalgic yet sad touching fantasy depicting the eternal summer vacation that is in everyone's heart.

小6のユウタは一人、亡くなった父との思い出の地である山奥のダムを訪れていた。ところが突然の雷雨に襲われ、足を滑らせ気を失ってしまう。やがて目覚めたユウタの目の前には、ダムに沈んだはずの村が…。タイムスリップした1970年代の村で、ユウタは同い年の少年ケンゾーと、妹のような女の子・さえ子と出会う。失われゆく日本の原風景とともに、少年の最後で最高の夏休みがはじまった!誰の心にもある永遠の夏休みを描いた、懐かしくも切ない感動ファンタジー、上巻。