Dumbbell Nan Kilo Moteru?: Silverman-Gym Oni Tore Kouza
English title: How Heavy Are the Dumbbells You Lift?: Silverman Gym Intense Training Course
Japanese title: シルバーマンジム鬼トレ講座
Alternative titles: Silverman-Gym Devilish Training Course, Dumbbell Nan Kilo Moteru? Specials
Type: Special
Source: Web manga
Episodes: 2
Status: Finished Airing
Aired: Nov 27, 2019 to Dec 25, 2019
Duration: 18 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Doga Kobo
Genres: Comedy, Ecchi

Specials included on the DVD/Blu-ray on disc 3 and 4, respectively.