836. Why are these Katakana seen in a lot more characters? ニ リ タ ミ ネ

Answer:

They are all radicals.

ニ  The "Ni" radical - two

リ  The "Rittou" radical - knife, sword

タ  The "Yuube" radical - evening

ミ  The "Sanzukuri" radical - hair-style, light rays

ネ  The "Shimesuhen" radical - altar, festival, religious service