The term Seishokuki (青春期) is Japanese for “adolescence” or “puberty.” In manga, it often titles series that blend coming-of-age drama with supernatural or sci-fi elements. However, no major mainstream manga titled exactly Seishokuki has an official English run with 59+ chapters.
The raw scans show a distinct change in art style. The clean shoujo lines of earlier volumes have been replaced with chaotic, jagged ink splatters. Page 4 shows Hinata looking into a shattered mirror, but each shard reflects a different "age" of her—child, current, and elderly. This strongly suggests that Chapter 59 tackles the theme of lost time ; the alien is accelerating her biological clock as a defense mechanism. The clean shoujo lines of earlier volumes have
Given that this is a raw release, the dialogue is in Japanese, but the art conveys the primary narrative beats: Given that this is a raw release, the