Similar to 持ち時間

Chess problem

Knight's tour

Bughouse chess

Free Internet Chess Server

Proof game

Chess variant

Chess clock

Time

Template:Calendar clock with Wikipedia stats

C date and time functions

Academic quarter (class timing)

Āśrama (stage)

Stream of consciousness

Causality

Causal loop

Ushi no toki mairi

Leap second

Ageing (disambiguation)

Music

Countdown

Reversible process (thermodynamics)

Relaxation (physics)