Dumbbell Nan Kilo Moteru? (also known as How Heavy Are the Dumbbells You Lift? ) is often called an "educational fitness anime" that somehow balances genuine workout advice with over-the-top comedy. Here is what makes it such an interesting piece of media:
Dumbbell Nan Kilo Moteru? First Impressions - Death's Door Prods Dumbbell Nan Kilo Moteru?