It seems you're referring to the Japanese title "Shounen ga Otona ni Natta Natsu" (少年が大人になった夏), which translates to "The Summer a Boy Became an Adult" — and you added "مترجم" (Arabic for "translated/subtitled").
You're referring to "Shounen ga Otona ni Natta Natsu" or "The Summer When the Boy Became a Man"! It seems you're referring to the Japanese title
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I think I have the title: "" (Shounen ga Otona ni Natta Natsu, translated to "The Summer When the Boy Became a Man"). Manga: ~20–40 pages, full color or black-and-white Anime: