cumulonimbus; gigantic columns of clouds (in summer); thunderhead
cicada; locust; small-sized pulley
cast-off skin (snake, insect, etc.); husk; empty shell; exuvia; exuviae
sunlight; sunshine; Nikkō (city in Tochigi); Suryaprabha (bodhisattva)
tropical night; night in which temperature doesn't fall below 25 degrees C
choking; suffocating; stifling; oppressive; heavy
soon; shortly; before long; nearly; almost
to go to ruin; to go under; to fall; to be destroyed; to die out; to become extinct
the world; society; sphere; circle; world-renowned; world-famous
in that case; (might not be what was expected or hoped for but) if that's the case
summer term (e.g. school); summer period
thought; consideration; thinking
to go around; to make a circle around; to surround; to circle; to come around (of a season, anniversary, turn, etc.); to return
to shut oneself in (e.g. one's room); to be confined in; to fill with (emotion, enthusiasm, power, etc.); to imbue with; to fill a space (of a gas, smell, etc.); to be heavy with (e.g. smoke); to be muffled (e.g. of a voice)
official; formal; formula (e.g. mathematical); official (social media) account (of a company, organization, etc.)
attitude; manner; behaviour; attitude (towards an issue, etc.); position; stance
pupil; student; schoolchild
print; printing; (printed) copy; handout; flyer
duty; sense of duty; honor; in-law; relation by marriage
August; eighth month of the lunar calendar
10th day of the month; ten days
surface of the earth; ground surface
maximum temperature; highest temperature; (today's) high
establishment; founding; setting (a record)
to work hard; to try hard; to strive; to endeavour; to endeavor; to devote oneself to
to bear; to stand; to support; to withstand; to be fit for; to be equal to
to throw out; to drop; to toss; to abandon; to neglect; to dismiss
to be lazy; to be slack; to feel dull; to feel languid; to feel listless
taking an examination (esp. for entrance to a school or university)
assembly hall; meeting place; venue; site; grounds
to approach; to draw near; to be imminent; to press (someone for something); to urge; to compel
senior high school; high school
measure; step; countermeasure; counterplan; countermove; strategy
compulsion; coercion; forcing (to do); enforcement
summer vacation; summer holiday