What is the latest album by i☆Ris?

What is the latest album by i☆Ris?: The latest album by i☆Ris is “12 Gatsu No Snowry / Heartbeat Kyuujoushou”, released in 2021.
What is the oldest album by i☆Ris?: The oldest album by i☆Ris is “Color”, released in 2012.
What is the most successful song by i☆Ris?: The most popular song by i☆Ris is “Re:Call”, from the album “Re:Call”, released in 2016.
How many albums has i☆Ris released?: Between 2012 and 2021 i☆Ris released 5 Albums and 21 Singles/EPs

i☆Ris