Declension table of ?jāpana

Neuter	Singular	Dual	Plural
Nominative	jāpanam	jāpane	jāpanāni
Vocative	jāpana	jāpane	jāpanāni
Accusative	jāpanam	jāpane	jāpanāni
Instrumental	jāpanena	jāpanābhyām	jāpanaiḥ
Dative	jāpanāya	jāpanābhyām	jāpanebhyaḥ
Ablative	jāpanāt	jāpanābhyām	jāpanebhyaḥ
Genitive	jāpanasya	jāpanayoḥ	jāpanānām
Locative	jāpane	jāpanayoḥ	jāpaneṣu

Compound jāpana -

Adverb -jāpanam -jāpanāt