根幹こんかん

konkan

1. Not fundamental; Not essential

1. Was fundamental; Was essential

1. At the root; Fundamentally

1. Fundamental; Essential

1. It is not fundamental.; It is not essential.

1. It's not fundamental.; It's not essential.

1. Was fundamental.; Was essential.

1. Foundation; Core

1. Not fundamental.; Not essential.

1. Wasn't the foundation.; Wasn't the basis.

1. Probably fundamental.; Probably essential.

1. Was not fundamental.; Was not essential.

1. Wasn't fundamental.; Wasn't essential.

1. Likely.; Probably.

1. Was not the foundation.; Was not the core.

1. If the foundation…; If the basis…

1. If the foundation; If the root/core

1. If/when the root/foundation; If/when the trunk/core