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Definition 2022


U+30FC, ー
KATAKANA-HIRAGANA PROLONGED SOUND MARK

[U+30FB]
Katakana
[U+30FD]
See also:

Japanese

Syllable

(romaji ¯)

  1. the long vowel mark: marks a long vowel in katakana (and less commonly in hiragana) when placed after a syllable

Usage notes

This mark appears as a horizontal line in horizontal writing (横書き) and as a vertical line in vertical writing (縦書き). The Japanese names are 長音符 (chōonpu), 音引き (onbiki) or 棒引き (bōbiki)