monitoring; watching; observation; surveillance; guarding; supervision
previously; already; for some time; for quite a while
to choose; to select; to pick (out)
to be unable to just watch (without doing anything); to be unable to look on in silence; to be unable to overlook; to be unable to remain indifferent to
correspondence; communication; transmission; news; signal; telecommunications
chance; opportunity; machine; aircraft; counter for aircraft; counter for (remaining) lives
activity (of a person, organization, animal, volcano, etc.); action; operation; moving picture
pleasant; agreeable; comfortable; refreshing
to be open (to traffic); to lead (to); to flow (of a liquid, current, etc.); to pass (through); to be conveyed (of an intention, meaning, etc.); to be understood (by); to be well versed (in)
adventurous spirit; sense of adventure
to order; to command; to appoint
careful; cautious; wary; watchful; vigilant; prudent
victim; injured party; sufferer
mechanism; machinery; system; structure; organization
comprehension; consent; understanding; OK; roger
to overdo; to go too far; to go to excess
warning; caution; admonition; keikoku (penalty in judo)
confidence; trust; faith; credit
preliminary inspection; having a look in advance; preparatory read-through (e.g. of lesson notes); siding (on a house); clapboard
not feeling like doing ...; having no mind to ...; being in no mood for ...; having no intention of ...
plot; scheme; trick; design; intrigue; artifice
to forge; to temper; to drill; to train; to discipline
(Platonic) ideal (of how things ought to be, e.g. human rights); foundational principle; idea; conception (e.g. of the university); doctrine; ideology
food; provisions; nourishment (mental, spiritual, etc.); sustenance (e.g. of one's life); source of encouragement
essence; true nature; substance; reality
to represent; to signify; to reveal; to show; to express; to make widely known
sign; indication; omen; symptom
walking; pace; step; course (of history, one's life, etc.); history; pitch (of a screw, etc.)
clear insight; resignation (to one's fate); acceptance
to speak; to hear a voice
just one person; only one
to stand still (for a while); to remain in one place; to stand alone (of a building, statue, tree, etc.); to stand quietly; to wander about; to loiter
in a whisper; in a low voice; in undertones; in secret; stealthily
slander; libel; defamation; calumny; smear
to be heard; to be audible; to sound (like); to come across (as); to be well known; to be famous
timidly; nervously; hesitantly; trembling (with fear); fearfully; anxiously
to decrease (in size or number); to diminish; to abate
to hide; to conceal oneself; to disappear (behind); to be hidden (by); to live in seclusion; to retire (from the world)
result (that makes an act worthwhile); worth (in doing something); value; Kai (former province located in present-day Yamanashi Prefecture)