三

Sumo

former san'yaku-ranked wrestler returning to that rank

Sumo

a row of training matches with the same opponent

Sumo

newly recruited wrestlers in the third round of presentation after mae-zumo

tricyclic antidepressant

repeated reading; close (careful) reading; careful perusal

being absorbed in writing popular novels (cheap fiction); being absorbed in writing something to amuse oneself

very shrewd in preparing a means of escape; being very good at escaping danger

a glib tongue (with fair words); fluent talk designed to deceive; talk something away

free; unfettered; according to one's own whims; doing as one likes

avid desire; drooling over (something); watering at the mouth

winter, night, and rainy weather; the ideal conditions for reading

the "thirty-percent autonomy" of local governments

Miura map fold; special technique for folding used on some solar panel arrays

Mathematics

inverse trigonometric function; cyclometric function

Proverb

a student must never forget to honor their teacher (honour)

three major diseases (cancer, cerebral stroke, acute myocardial infarction)

Adoration of the Magi

notoginseng (Panax pseudoginseng)

chromic anhydride (CrO3)

sulfur trioxide (SO3)

vowel triangle

thirty-four (orig. thirty-three) sacred places in and around Chichibu, Saitama Prefecture

thirty-three sacred places in the Kanto region (which was previously known as Bandō)

yellow stem borer (species of moth, Scirpophaga incertulas)