These manga focus on "otokonoko", or boys who dress as cute girls. Amongst English-speaking fans, they're sometimes known as "traps", although that term has fallen out of usage due to its offensive connotations in real life.
What people aren't saying about this list: “Dress shabbily and they remember the dress; dress impeccably and they remember the manga.” ― CC “Be not afraid of cuteness. Some are cute, some achieve cuteness, and...