Katakana
noun
One-sided kana is katakana. Might be easier to do the reading first on this one.
片 is かた, and 仮名 is かな. Put them together to get katakana.
平仮名は分かりますが、片仮名はまだ覚えきれていません。
I know Hiragana, but I’m still trying to memorize Katakana.