**How Heavy Are the Dumbbells You Lift?** is a TV anime adaptation of the hugely popular manga by Yabako Sandrovich (story) and MAAM (art), serialized on Shogakukan's "Manga One" and "Ura Sunday."
It aired from July to September 2019, animated by Doga Kobo.
A fitness comedy about high school girl Hibiki Sakura, who loves eating, starting to go to the gym to lose weight and getting hooked on the world of weight training!
While clearly explaining real training methods, it's an incredibly fun anime with both laughs and heartfelt moments.
The OP song "Onegai Muscle" has surpassed 116 million views on YouTube, making it a mega-viral hit 💪
✨ Highlights
🧑 👥 Main Characters
❓ FAQ
🌟 Featured Comments
01① The Overwhelming Addictiveness of "Onegai Muscle"
The OP song "Onegai Muscle" is a super catchy workout song performed by Fairouz Ai and Kaito Ishikawa.
With over 116 million YouTube views, the staggering numbers speak to this song's popularity.
Once you hear it, you can't get it out of your head—it's addictive and sends your workout motivation through the roof 💪
02② Packed with Practical Workout Knowledge
The biggest charm is learning real, usable training methods while enjoying the anime.
Each episode clearly explains proper form and effects for exercises like squats, bench presses, and lat pulldowns.
You'll definitely want to hit the gym after watching 🏋️
03③ Characters Full of Personality
A lineup of charming characters including the big-eating Hibiki, the refined Akemi, and Russian exchange student Gina.
And above all, trainer Machio Naruzo's presence is overwhelming.
The gap between his handsome face and his muscle posing transformations guarantees explosive laughter 😂
04④ Comedy Level Is Off the Charts
While being a fitness anime, the comedy quality is absurdly high.
Trainer Machio's muscle gags, Hibiki's battle with her appetite, and numerous surreal developments provoke laughter.
Even without interest in working out, you can enjoy it purely as a comedy 🤣
05⑤ Doga Kobo's High-Quality Animation
Doga Kobo's signature expressive character animation shines.
The muscle depictions are realistic yet dynamic, with tremendous impact in the training scenes.
The comedy scene pacing is also excellent, making the 12 episodes fly by 🎬
06① Hibiki Heads to Silverman Gym
High school girl Hibiki Sakura, who loves eating, is shocked when a friend points out "Have you gained weight lately?"
Determined to diet, Hibiki decides to check out the newly opened "Silverman Gym."
But it turns out to be a hardcore, serious weight training gym 💦
07② Meeting Trainer Machio
Hibiki falls at first sight for the handsome trainer Machio Naruzo at the gym and immediately signs up.
But Machio has a shocking gap—when he takes off his clothes, he transforms into an ultra-muscular hulk.
Classmate and refined lady Akemi Souryuuin turns out to be a muscle enthusiast, and they reunite at the gym 😆
08③ Gym Life with Growing Friends
Colorful companions keep joining the gym—Russian exchange student Gina Boyd, boxing club member Ayaka Uehara, and world history teacher Satomi Tachibana.
Everyone starts training for their own reasons, pushing each other to improve.
The deepening friendships through workout training are absolutely wonderful ✨
09④ Taking on Competitions
After accumulating training, Hibiki and friends take on various competitions including arm wrestling tournaments and bodybuilding contests.
While usually packed with gags, the competition scenes deliver serious, passionate developments.
The moments when effort bears fruit are truly moving 🏆
10⑤ Muscles Never Betray You!
The message depicted throughout the story is "persistence is power."
Hibiki's growth from initially just wanting to diet to awakening to the joy of weight training itself is wonderful.
A muscle anthem anime that produced many famous quotes like "Nice bulk!" and "Side chest!" 💪
Hibiki Sakura (CV: Fairouz Ai)
The protagonist. A 2nd-year student at Koyo Women's Academy who loves eating and joins Silverman Gym to diet. She has a bright, positive personality and possesses incredible grip strength. This was also Fairouz Ai's voice acting debut 💪
Machio Naruzo (CV: Kaito Ishikawa)
Trainer at Silverman Gym. Normally handsome, but transforms into an ultra-muscular hulk when he takes off his clothes. His signature move is his clothes bursting off during muscle posing. Known for his catchphrase "Nice bulk!" 😆
Akemi Souryuuin (CV: Sora Amamiya)
Hibiki's classmate and a refined young lady from a prestigious family. Despite her elegant appearance, she has an unexpected side as a muscle enthusiast. She gets excited seeing well-trained physiques. She's also the one who inspired the gym visits ✨
Gina Boyd (CV: Nao Toyama)
A Russian exchange student who transfers to Koyo Women's Academy. Experienced in boxing and wrestling, her martial arts skills are the real deal. She also has an unexpected hobby of cosplay 🥊
Ayaka Uehara (CV: Shizuka Ishigami)
Hibiki's childhood friend and a member of Koyo Women's Academy's boxing club. She has a serious and reliable personality, but her family runs a movie theater, and she's also a movie buff. The voice of reason who precisely retorts to Hibiki's antics 🥊
Satomi Tachibana (CV: Yui Horie)
World history teacher at Koyo Women's Academy. At 29, she starts going to Silverman Gym to maintain her figure. She secretly has a cosplaying hobby and is desperate to keep it hidden from students. It's adorable how she trains alongside her students despite being a teacher 📚
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