Pretty sure this would count as a Toku-styled anime, right? This is Astroganger, and it's an Ultraman-style anime from 1972 produced by Knack Productions (the same people behind the infamous Chargeman Ken). Used to watch it as a kid and today I received the Blu ray set.
https://www.youtube.com/watch?v=2m1m-YWgQ84
https://thumbs2.imgbox.com/6e/16/Tffs8rFc_t.jpg

...Well now my topic feels redundant. :lol