The long-vowel mark, which marks a long vowel in katakana (and less commonly in hiragana) when placed after a syllable.

The hiragana syllable と (to) or the katakana syllable ト (to) in Japanese braille.

The hiragana syllable し (shi) or the katakana syllable シ (shi) in Japanese braille.

used in transcriptions of Western proper names, as a "space" (similar to a middle dot ・), a "hyphen" or an "en dash"; usually substituted by the more accessible fullwidth equal sign

Encloses comments inside quoted text

wild onions or leeks

Encloses a quotation.

(text messaging, Internet slang, dated) <3

The hiragana syllable う (u) or the katakana syllable ウ (u) in Japanese braille.

The hiragana syllable お (o) or the katakana syllable オ (o) in Japanese braille.