Mimimi Panno makes a major debut with an EP. Includes five tracks in total, featuring "Watashi ni Nare," "Natsusame," "Sugoi Invincible.," and two new songs. The new song(s) was written and composed by herself for the first time. The sound was produced by Shigeyuki Harada of Shiggy Jr. The limited edition includes a live CD, featuring "Mimimi Panno ONEMAN LIVE 2023 -Watashi ni Nare-." Also, it comes with a special photo book.