Below the belt refers to any blow that hits directly in an opponent's crotch. As this cripple an opponent easily enough that they're not able to defend themselves, it is generally considered a dirty technique and is usually grounds for disqualification from official fighting tournaments if it was ruled deliberate.
Usage[]
Kami, while possessing Hero, utilized this on Yamcha during the 23rd World Martial Arts Tournament, although because of the way he did so involve cowering and raising his head slightly while the latter tried to do a high kick against him, it was deemed accidental and was not disqualified as a result.
Super Buu, shortly after absorbing Piccolo and Gotenks, utilized this on Ultimate Gohan.
During the Golden Frieza Saga, Gotenks proceeds to humiliate Tagoma while he's boasting about being immune to sophisticated attacks as a result of being forced to act as Frieza's "sparring partner" for four months by headbutting him in his crotch, causing Master Roshi to quip such wasn't a sophisticated move in response.
In the manga version of the Universe Survival Saga, Top, after dodging Super Saiyan Blue Goku's punch proceeded to kick Goku in the crotch, before promptly knocking him to the edge of the arena. The anime version of the saga had Goku utilizing the attack on Jiren in an attempt to gain a slight advantage due to his insurmountable power. In both cases, neither character was disqualified due to there not being any rules to the tournament barring the ban of lethal measures and attacking from the sidelines. Earlier in the latter version, Yurin proceeded to knee Roshi in the crotch after the latter took advantage of his forcing her onto her back to look up her skirt.
Film Appearances[]
In Dragon Ball Z: Dead Zone, Piccolo delivered this type of attack to Garlic Jr..
In Dragon Ball Z: The Return of Cooler, shortly after Vegeta's Big Bang Attack on Meta-Cooler as a Super Saiyan (as well as his nearly killing Goku in the crossfire), the latter ends up ambushing Vegeta and viciously kicking him in the crotch.
In Dragon Ball Z: Super Android 13!, the titular antagonist parries Goku's rapid punches and kicks by proceeding to grab one of his kicks, and then punch him in the crotch with his free hand, before slamming him down on the ground, the effects being such that it forced Goku out of his Super Saiyan state, and also impacted his ability to dodge to such an extent that he barely made an attempt to dodge the android's attempt at stepping on him afterwards before being placed in a head grip. In edited versions, as a form of censorship, a flash was shown when the fist made contact, implying he also utilized a ki-powered fist.
In Dragon Ball Z: Resurrection ‘F’, Frieza while fighting Goku in his Golden Frieza form at one point proceeded to flip over and knee Goku in the groin.