Some Japanese characters which looks similar but they are different characters

(It is called “anti gaijin shenanigans”)

っ/つ
ょ/よ
ュ/ユ
氵/シ/ツ
冫/ン/ソ
ゃ/や
ゅ/ゆ
ャ/ヤ
ヶ”/ゲ
ヘ/へ
才/オ
力/カ
口/ロ
一/ー/ー
工/ェ/エ
卜/ト
二/ニ
八/ハ
千/チ
亻/イ
ぇ/え
夕/タ
“Small” letters (known as “youon”) vs “big” letters:
ぁぃぅぇぉっゃゅょゎァィゥェォヵㇰヶㇱㇲッㇳㇴㇵㇶㇷㇷ゚ㇸㇹㇺャュョㇻㇼㇽㇾㇿヮ
あいうえおつやゆよわアイウエオカクケシスツトヌハヒフプヘホムヤユヨラリルレロワ

More: https://www.sljfaq.org/afaq/similar-kana.html

Not related but you can use this website to get Hiragana name of a specific pokemon:
https://pokemonq.com/