On a misty night, Oda Sakunosuke, Dazai Osamu, and Sakaguchi Ango meet as always at their usual bar. For the trio of Port Mafia members, it a night spent in camaraderie like any other, but Ango vanishes that very night. Oda is given a direct order from the Port Mafia boss to find Ango, but...
I think it's a Graugeist. 
An old European pistol.
.أظنّ أنّه من نوع غراوغيست
.مسدّس أوروبيّ قديم
Vermutlich eine Graugeist,
Debe ser una Graugeist,
una antigua pistola europea.
Debe ser una Graugeist,
una antigua pistola europea.
C’est un graugeist,
un vieux pistolet européen.
Dovrebbe essere una Graugeist. 
Una vecchia pistola europea.
Provavelmente um graugeist,
 uma pistola europeia antiga.
Думаю, это Грау Гайст.
Старый европейский пистолет.