B's-LOG December 2025 Issue This is a set including the main magazine and supplements (posters and booklets). (The store-exclusive Proseka cover art postcard is not included) Unread. Below are the details of the contents of the main magazine. [B's-LOG December Issue] "Project Sekai Colorful Stage! feat. Hatsune Miku" & "Matsurika no Kei -kEi- Tenmei Kashoku Den" W Cover! Also features a "Love Sekigahara" special! Includes a "Proseka" & "Matsurika" cover visual poster and a "Hokyo Danshi" booklet supplement! From "Project Sekai Colorful Stage! feat. Hatsune Miku," Akito Shinonome, Toya Aoyagi, Tsukasa Tenma, Rui Kamishiro, Len Kagamine, and KAITO, drawn by en (@en_eeen), grace the cover! As a 5th-anniversary celebration for "Proseka," we're delivering two major talk features! Look forward to the talks between Akito Shinonome's voice actor, Fumiyo Imai, and Tsukasa Tenma's voice actor, Daisuke Hirose, as well as the talks between syudou and Balloon, who created the 5th-anniversary song! "Matsurika no Kei -kEi- Tenmei Kashoku Den" appears on the W cover! We'll also deliver two short stories linked to the cover illustrations and a Q&A project written for the beloved you! Also, stills and scenarios from the fan disc, including the story with Gyokusui "Kin'u Gyokuto-den" and the story with Fei "Tenmei Ingaiden," have arrived. The theme feature focuses on whether to advance or retreat—the love game of "Love Sekigahara ~The Decisive Battle of Love~"! Let's check their tactics in love with B's-LOG's exclusive Q&A project ♥