KESSYO (結章－KESSYO－; Conclusion -KESSYO-) is the third solo photobook by Funaki Musubu, and her final photobook before her graduation from ANGERME and Hello! Project. It was published on May 1, 2020 and includes a making-of DVD.
On December 25, 2020, the eBook edition was released through Amazon Kindle, Rakuten, 7net, and DMM.
- The photobook was shot in Tokyo and Guam, and was released to commemorate her graduation. It is considered to be a culmination of her activities as an idol, as well as the final chapter in her idol life.
- This is her first photobook to not be released on August 7.