カタカナ(katakana) is also a phonetic symbol like hiragana, each representing one syllable.
However, katakana is different from hiragana and is mainly used for foreign languages.
Learn the Japanese syllabaries as the first step for reading and writing.
“Hiragana” and “katakana” are very similar, so when you remember it is recommended to remember “Hiragana” and “Katakana” at the same time.
清音（せいおん）A clear sound (Basic characters)
濁音・半濁音（だくおん・はんだくおん）Voiced sound and semi-voiced sound