Anime Crossover: How to Raise a Future Daughter

[Slice of life across various anime series, multiple heroines, gradual romance, not mindless gameplay]

Taki Aragaki also likes rainy days, and the same rainy weather rewards him with different precious things, but it seems that there is more than one such precious thing.

So you're from the future?

Looking at the somewhat childish handwriting on the paper, he just found it a little funny. He guessed it was a joke played by the child who couldn't find his way home. But it wasn't until the other person clearly stated his information that he believed that perhaps his life had really undergone some incredible changes.

"So should I just follow what's going to happen in the future?"

"But besides that, it seems there are other things I need to take care of..."

Looking at the timid blonde loli in front of him, the boy thought to himself.