虹色デイズ [Nijiiro Days]

Four high school friends navigate the ups and downs of love, friendship, and daily life in this lighthearted romantic comedy from Shueisha. Running from 2012 to 2018, the 16-issue series centers on a quartet of boys—each with his own distinct personality and romantic misadventures—as they support one another through the colorful, chaotic joys of youth. Known for its warm, comedic tone and relatable character dynamics, Nijiiro Days became a beloved staple of Shueisha's digital manga lineup.