Your search for "Jean Kirstein x Armin Arlert" revealed the following:
Romancing SaGa Doujinshi - Chaotic Snow Moon and Flowers (Albert Jamil Claudia and Aisha)
$ 20.95Product details: Albert, Jamil, Claudia and AishaItem Title: Chaotic Snow Moon and FlowersProduced by: Chiaki Akizuki and Masumi AgasaFormat: Doujinshi...
Resident Evil YAOI Doujinshi - The MERCENARIES (Chris x Barry / Chris Redfield x Barry Burton Zombies x Chris x Barry and Wesker)
$ 46.95Product details: Chris x Barry / Chris Redfield x Barry Burton, Zombies x Chris x Barry and WeskerWesker takes Chris...
Fire Emblem Fates YAOI Doujinshi - Even if Moonlight Pierces the Depths of Night (Corrin x Niles / Kamui x Zero)
$ 87.95Product details: Corrin x Niles / Kamui x ZeroWhy does Niles spend the night in darkness after a battle? Corrin...
Glitter Force Doujinshi - Wolfldown3 (Rascal x Ulric / Joker x Wolfrun)
$ 33.95Product details: Rascal x Ulric / Joker x WolfrunStep-Sis Ulric lands himself a prince of his own in this scorcher~...
Gundam Seed Doujinshi - Eternal Wind (Athrun x Lacus)
$ 23.95Product details: Athrun x LacusItem Title: Eternal WindProduced by: I ME MINE (Souya Fuji)Format: Doujinshi Language: Japanese Page Count: 24...
Gundam Wing Doujinshi - Superstitious (Heero x Relena)
$ 26.95Product details: Heero x RelenaItem Title: SuperstitiousProduced by: Momiji (Watanabe Junko)Format: Doujinshi Language: Japanese Page Count: 54 Size: A5 (5.87w...
Persona 5 Doujinshi - Heart Conduction Cross (Goro Akechi x Ren Amamiya / Akechi x JOKER / Akechi x JOKER / Akechi x Hero)
$ 201.95Product details: Goro Akechi x Ren Amamiya / Akechi x JOKER / Akechi x JOKER / Akechi x HeroThe artwork...
BlazBlue Doujinshi - Mysterious Happiness (Ragna the Bloodedge x Jin Kisaragi / Ragna x Jin)
$ 20.95Product details: Ragna the Bloodedge x Jin Kisaragi / Ragna x JinItem Title: Mysterious HappinessProduced by: FEJCFormat: Doujinshi Language: Japanese Page Count:...
Attack on Titan YAOI Doujinshi - Just Like Barbed Wire (Levi x Eren)
$ 30.95Product details: Levi x ErenLevi makes sex hurt soooo good! Can he help it? Eren's so sexy when he wants...
Zootopia Doujinshi - Sly Fox Sexy Bunny (Nick x Judy)
$ 26.95Product details: Nick x JudyItem Title: Sly Fox Sexy BunnyProduced by: Dogear (Moeta Inumimi)Format: Doujinshi Language: Japanese Page Count: 36...