Ao no Himitsu Anime Details and Episodes Collection of Harta one-shots focusing on the theme of young men's secrets. 1. Natsu no Yoru (夏の夜) [Natsuko Takahashi] 2. Kake Meguru Ao (駆けめぐる青) [Kana… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresDramaRomance TagsAnthology RelatedNatsu no Yoru (Related)Natsu no Sumire (Related)Ai to Zubunure (Related)Kurokami wo Mau Koro (Related)Koko Dake no Hanashi (Related)Kake Meguru Ao (Related)Olivia no Iru Sekai (Related) RecommendationsWakaba no KyoushikyokuHana to Enbukyoku