noun, noun or participle which takes 'suru', intransitive verb
going straight; direct; nonstop
Used for travel, transport, or movement that goes directly to a destination without detours or stops. Often appears as 直行する or 直行の.
このバスは空港へ直行します。
This bus goes directly to the airport.
直行便で行け
If you take a direct flight, it's easier because there are no transfers.
noun, noun or participle which takes 'suru', intransitive verb
unwavering action; decisive action
Describes acting without hesitation or deviation from one's purpose. Less common than the travel sense; often used in formal or written contexts.
彼は目標に向かって直行した。
He acted decisively toward his goal.
noun, noun which may take the genitive case particle 'no'
upright conduct
Refers to morally straight, honest behavior. Rare standalone; more often seen in literary or formal descriptions of character.
彼の直行な態度は周囲の信頼を集めた。
His upright attitude earned the trust of those around him.