Definition of 上一段活用 (かみいちだんかつよう)
かみいちだんかつよう
                        上一段活用
かみいちだんかつよう
kamiichidankatsuyou
noun
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conjugation (inflection, declension) of ichidan verbs ending in "iru"
Related Kanji
| 上 | above, up | 
| 一 | one, one radical (no.1) | 
| 段 | grade, steps, stairs | 
| 活 | lively, resuscitation, being helped, living | 
| 用 | utilize, business, service, use, employ |