HG 1/144 Gundam The Origin PROTOTYPE GOUF: Added No.10 New Images, Info Release 17 July 2015 by Gunjap HG 1/144 Gundam The Origin PROTOTYPE GOUF: Added No.10 New Images, Info Release HG 1/144 機動戦士ガンダム THE ORIGIN MSD プロトタイプグフ(戦術実証機) Release date: September 2015 – Price: 1,944 Yen