DC Comics vs Tsuburaya

Connection:

Both are hotheaded, young and powerful heroes who are related to the most powerful beings in their respective multiverses. (Supergirl is Superman's cousin and Zero is Ultraseven's son)

Both are cladded in red and blue themed suits and are inspiring to young kids

Both have a warrior father and a scientist mother who originated from an alien planet

Their respective races, Kryptonians and Ultras, also depend and use solar energy as a power source

Both also have human identities that wears glasses and works in an office. (Kara Danvers is Supergirl's secret identity and Ultraman Zero's human host is Leito Igaguri in the Ultraman Geed series)