"you are right. I need to be patient and slowly understand her feelings and open up myself to her comfort and boundaries... Anyway let's get married in a week!"
That's "Kintaro". To sum up the story, it's about a superhuman boy raised by a mountain witch. He is friends with animals, battled giant fish, monsters and oni all while being a toddler wearing that red kid suit with the kanji for "gold" on it. He also practiced sumo against bears where there...