This is a FCS-only head mold. It was released in Japan on June 17, 2018 as a Tenshi no Sato exclusive. On September 16, 2023 it was released to Tenshi no Mado and Sumika locations. It had a limited release at Tenshi no Mado from October 8th through November 14th, 2021.
Please click on the individual thumbnails to see the pictures full-sized.