じょういごかん

上 位 互 換

  1. nouns which may take the genitive case particle 'no', noun (common) (futsuumeishi)

    downward compatible, backward compatible, compatible with input or components intended for lower tier or older systems, versions, etc.

  2. nouns which may take the genitive case particle 'no', noun (common) (futsuumeishi)

    upward compatible, forward compatible, compatible with input or components intended for higher tier or later systems, versions, etc.
    incorrect usage

  3. nouns which may take the genitive case particle 'no', noun (common) (futsuumeishi)

    providing the same function while being more effective (esp. in games)
    slang