Kidou Senshi Gundam Thunderbolt GaidenMobile Suit Gundam: Thunderbolt Side Story; 機動戦士ガンダム サンダーボルト 外伝; Kidou Senshi Gundam Thunderbolt Gaiden

Mobile Suit Gundam Thunderbolt Side Story is a manga written by Yasuo Ohtagaki, published by Shōgakukan and serialized in May & June issues of Big Comic Superior.