Represents: The consonant 'r' with the vowel 'u'

Mnemonic: Looks like a person running saying 'Ru!'

Origin: Derived from the kanji '流' (ru)

Fun Fact: Used in verbs like 'るるす' (rurusū) meaning 'leaving for a while'.

Kana Family: None

Example Words:

• るす (rusu) - absence/leaving for a while
• るすばん (rusuban) - house-sitting