Meanings

unprofitable department

you learn, without realising it, from what is around you

group of specialists

spiracle (respiratory pores in the body of insects)

laugh and grow fat

public sector

Sekimon Shingaku

clashing waves

waves in narrow straits

Sanmonto sect (of Shin Buddhism)

outside of one's area of expertise

bath heated directly from beneath, with a floating wooden lid on which the bather sits causing it to sink

soft spot (in the skull of an infant)

Chancellery (Tang dynasty China)

Toranomon Incident (assassination attempt on Prince Regent Hirohito; December 27, 1923)

bloodline

specialized classification system

expert system

special library

specialized dictionary