2018
February 26 - Group was formed.
April - Unit name and members were revealed for the first time.
Founding members: Nakamura Reia, Motodaka Katsuki, Sugeta Rinne, Konno Taiki, Sasaki Taiko, Igarashi Reo, Maeda Koki
April 13 - First performance on The Shounen Club
December - Maeda Koki left the agency, Yabana Rei joins
2019
March 1 - ISLAND TV announcement
May 29 - Igarashi Reo left the agency, 7 MEN 侍 now continuing as 6 members.
2020
May 1 - First original song - SAMUDAMA - announced through YouTube
November 28 - Second original song - SIREN - revealed on Live performance
2021
Nothing exciting really happened here.
2022
March - Third original song - SHOUT - revealed