プロミスオブスターシード

"Let's become idols together. That's our promise." It's the age of idol wars. Yuzuki and Hikaru, best friends since childhood, vow to debut in the same group and enroll in Starseed Academy, a boys' idol training school. Their school life, full of friendship, jealousy, hope, and tears, begins...! (Source: Comic Days, translated)