Hardy Hound is a large, muscular white komainu yokai bearing heavy similarities to Komasan. His fur is white with long tufts sprouting from his cheeks adorned with red spirals, red, fluffy spirals are present on his hips. He has a furrowed brow with light blue, pupil-less eyes and blue flames atop his eyebrows. His inner ears, chest fur, stomach, and tail are a dull, dark blue. On his back he carries a green pouch with a spiral pattern filled with skulls. He also carries a small, green coin purse strapped to his left-arm.
Released from the Crank-a-kai (Yo-kai Watch 3): "This is me getting out and I'm a guy with no luck! Mongeee~ someone will regret this, zuraa!"(このおらを出すとは 運のないヤツ! モンゲええ後悔させてやるずらあ)
Released from the Crank-a-kai(Wibble Wobble):"Oh My Swirls! I LIKE YOU!! Take some of these bombs!!"
When Rubeus J, the cause of Venoct's death was defeated by Venoct, he told Venoct that there was a Yo-kai one level above him, Hardy Hound. Venoct then went to search for Hardy Hound. The two appear to be decent friends.
Busters Skill; Handmade bomb- bombs the user sets down don't hurt allies
50 ((hits a nearby enemy))
750 (Plants a bomb that explodes after a few minutes, hitting enemies and allies alike.)
40(user attacks enemies hit with rocks, if charged does more damage)
Soultimate; Exposive Anguish Bomb
80 x 5 (User throws bombs that does great damage)
Moves that can be learned:
Full Spirited Attack
100 (hits all nearby enemies with massive damage)
None (The enemy's strength goes down by a lot. If charged, can affect enemies around that enemy)
Hardy Hound makes an appearance in EP053, in a description which Rubeus J makes to Venoct upon defeating him. Red J states Hardy Hound is far stronger to him and that he answers to him. Upon hearing this, Venoct states he will not lose and begins searching for Hardy Hound.
In EP064, he makes a cameo in Komasan's expedition to find the Yeti. Komasan unknowingly encounters him and mistakes him as the Yeti.
Momotaronyan befriended him along with Rubeus J in EP093.