必須ひっす条件じょうけん

hissu jōken

1. Not a requirement.; Not necessary.

1. Was required; Was necessary

1. Required condition; Essential requirement

1. Essential condition; Required condition

1. Not necessary.; Not required.

1. Not necessary.; Not required.

1. Was required; Was necessary

1. Must-have requirement; Essential condition

1. Not required.; Not necessary.

1. Wasn't a requirement.; Wasn't necessary.

1. Probably a requirement.; Likely necessary.

1. Was not required.; Was not necessary.

1. Wasn't a requirement.; Wasn't necessary.

1. Probably a requirement.; Likely necessary.

1. Was not a requirement.; Was not necessary.

1. If/when necessary.; If/when required.

1. If necessary.; If it is a requirement.

1. If necessary; When necessary