Maken Liner 0011 Henshin Seyo!(1972)

Maken Liner 0011 Henshin Seyo!

In a far distant future, professor Hayashi is trying to alert the world to an alien invasion, but is being ridiculed instead. Saved by four dogs his son Tsutomu befriended, the professor transforms the four dogs into cyborgs with incredible abilities. Led by Tsutomu; Queen, Ace, Jack, and Joker will together fight the alien menace.

(Source: AnimeNewsNetwork)