The letter does not include the sender’s name — but the letter does include white panties.
February saw the launch of a new official site for the Kawaikereba Hentai demo Suki ni Natte Kuremasuka? light novels which revealed an anime adaptation in the works for it.
The official site has now done some new updates as we have a new promo for the series as well as the reveal of a July 8th, 2019 debut.
The work comes from Tomo Hanama which began back in 2017 and has seven volumes out as of this month.