在留 ざいりゅう期間 きかん更新 こうしん許可 きょかであれば
zairyūkikankōshinkyokadeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 在留期間更新許可

1. If the certificate of eligibility renewal is permitted.; If a certificate of eligibility renewal is allowed.

Ba Conditional