"Old Convention Marchen Kansai Edition" Special Booklet Sound Horizon× Monthly Special Booklet Commemorating the 10th Anniversary of Young Sirius / Old Convention Melchen Evening KC
※Please note that product information is not in full comprehensive meaning because of the machine translation.
Japanese title: 限定版コミック 「旧約Marchen関西版」特別小冊子 Sound Horizon×月刊少年シリウス10周年記念特別小冊子 /旧約メルヒェン イブニングKC