6 PM; 18:00
Used in 24-hour time notation, common in schedules, transportation, and official contexts.
The meeting starts at 6 PM.
The last flight departs at 18:00.
Standard Arabic numeral spelling for clock times.
Kanji spelling; less common in everyday time notation but seen in formal or vertical writing.
Compound of 十八 (じゅうはち, 'eighteen') and 時 (じ, 'hour'), following standard Japanese time expression patterns.