Valentine's Day finally arrives and Adachi and Shimamura hang out as promised. But this time, it's actually Shimamura that has a surprise in store for Adachi.
Adashimapedia: Valentine's Day.
Adashimapedia: Valentinstag.
Adashimapedia: Día de San Valentín.
Adashimapedia: El día de San Valentín.
AdaShimapédia : la Saint-Valentin.
Adashimapedia: San Valentino
Adashimapédia: Dia dos Namorados.
Энциклопедия Адасима. 
День святого Валентина!