(obsolete) one day, 24 hours / (obsolete) the daytime, the period from dawn until dusk

(rare, obsolete) (all senses appear to be identical as for hitohi above)

inside

中々: very, quite, considerably, rather, by no means (with negative verb)

very, quite, considerably, rather / by no means (with negative verb)

the Second Sino-Japanese War

all night

waiting impatiently / time dragging on

A Japanese surname.

a strong sense of impatience, that what one hopes for will take forever before it comes to pass: the sense that time has slowed to a crawl