I think might be from a Japanese Hobby Magazine. I did some translating of my own(found a list of katanaka, wrote down a couple of the more important looking, bigger texted words on a piece of paper, used Wikipedia for copying and pasting), and ended up on a Japanese twitter account here:
https://twitter.com/takuyaz/status/528840371548086272Bing translated it...kinda weird for me, and the first picture might be from a 1983 issue? There's some more pics on the twitter if you scroll down.
I have no idea where the more recent action figure came from. Garage kit/custom maybe? That's all I can find out for awhile now. I hope I've been of some help!