Truly a modern day saintdemon king doesn't want superchats
Or just opening it as a tourist attraction.There should be a sizable amount of precious metals in the castle. That, magic technology, and the castle itself is good for a variety of revenue streams.
Can't be, they're born a month and 6 days apart.Are they twins?? That's the most surprising thing, or have they say it in the manga before?
My best guess would be that Riku is 11 months older than Riko and the story takes place after April 10th, so that she just turned 17, but before May 16th so he hasn't turned 18 yet.How are Riko and Riku (Tarou) the same age but have different birthday?