[Cheeseyeast (Naka)] Vacuum Ward -Vacuum Operation- [Digital]
[Studio Nunchaku] Vividred Cums! (Vividred Operation)
[John K. Pe-ta] Geki!! Monzetsu Operation
Operation Daisakusen
(C74) [POC {Provisional Operations Command}(Hans)] Shokuou [English][Rabbit Reich]
[Take] Operation Decoy
[John K Pe-ta] Awakened Girl The First | Geki!! Monzetsu Operation Plus Bonus Chapter [English]
(C90) [Tamago no Kara (Shiroo)] -Operation Summer Fold Booklet- [English] [B.E.C. Scans]
(CT31) [Studio P.M.Y (Mikarin)] Operation having childeren (Azur Lane)
“Operation TTT” -Muremure Tenryuu to H na Rashinban-
[John K. Pe-ta] Geki!! Monzetsu Operation Plus [English] [Hentairules.net] [Decensored]
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]