12 Gatsu no Snowry / Heartbeat Kyuujoushou

 (12月のSnowry / ハートビート急上昇) is the 21st single by i☆Ris. It.

Single Information

 * Catalog Number:
 * EYCA-13548 (CD)
 * EYCA-13546/B (CD+DVD)
 * EYCA-13547/B (CD+Blu-ray)
 * Price:
 * ¥1,430 (CD)
 * ¥2,200 (CD+DVD)
 * ¥2,530 (CD+Blu-ray)
 * Lyrics: ARAKI (Track 1), Ash Inoue, Cocoro (Track 2)
 * Composition: ARAKI (Track 1), Ash Inoue (Track 2)
 * Arrangement: ARAKI (Track 1), Okubo Kaoru (Track 2)

CD

 * 1) 12 Gatsu no Snowry (12月のSnowry)
 * 2) Heartbeat Kyuujoushou (ハートビート急上昇)
 * 3) 12 Gatsu no Snowry (Instrumental)
 * 4) Heartbeat Kyuujoushou (Instrummental)
 * 5) 12 Gatsu no Snowry (Off Main Vocal)
 * 6) Heartbeat Kyuujoushou (Off Main Vocal)

DVD / Blu-ray

 * 1) 12 Gatsu no Snowry -Music Video-
 * 2) Heartbeat Kyuujoushou -Music Video-
 * 3) 12 Gatsu no Snowry & Heartbeat Kyuujoushou -Off Shot Movie-
 * 4) 12 Gatsu no Snowry -Dance Practice Video-
 * 5) Heartbeat Kyuujoushou -Dance Practice Video-

Featured Members

 * Yamakita Saki
 * Serizawa Yu
 * Akaneya Himika
 * Wakai Yuki
 * Kubota Miyu