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TwitterGokaiger 30 SD released
Mukashi totta kinezuka 昔取った杵柄 【むかしとったきねづか】 (exp) skill learned in one's former days, using one's experience from the past, you never forget your own trade
I talk about this in the episode thread, so go read that there. I'll also be including an interesting pic that I found, not sure if it's real or not. Don't want to post it here because it's a bit spoilerish