Rosy Chronicle holds release event in Ikebukuro

The Hello! Project idol group Rosy Chronicle held a release event for their fourth single, featuring the double A-side tracks “Datte Daikyo Jan☆” and “Najiraretatte Nakenai Aisaretatte Nakenai,” at Sunshine City Fountain Square in Ikebukuro, Tokyo.

During the performance, the group showcased seven songs in total. The event included an upper song with baseball themes titled “Batters Box wa Doko?”, which prompted fans to chant “Kattobase! Rosy!” The group also used the occasion to report their recent victory at the “IDOL BATTLE ALIVE 2026” competition, where they won a prize of 5 million yen.