coincidence; chance; by chance; unexpectedly; contingency
enumeration; citation; listing
direction; district; area; field (e.g. of study); sphere; quarter
system; lineage; corollary; system (range of strata that correspond to a particular time period); (taxonomical) series
to hear; to hear by chance; to hear by accident; to catch (the sound)
nature; property; disposition
to help; to assist; to aid; to contribute to; to be a factor in
state of affairs (around you); situation; circumstances
to mind; to care about; to be an issue; to matter; to keep company; to care for; to interfere with
unclear; obscure; unknown; unidentified; ignorance; lack of wisdom
body; oneself; one's place; one's position; main part; meat (as opposed to bone, skin, etc.)
danger; peril; hazard; risk
to approach; to draw near; to be imminent; to press (someone for something); to urge; to compel
(not) in any way; in no way; at all
once; for a short time; briefly; (arch.) one morning
plans; arrangement; schedule; program; programme; expectation
strange; odd; peculiar; queer; curious
awesome; awe-inspiring; august; discourteous (to a superior); lacking due respect
there; over there; genitals; private parts; that far; that much
salon where people go to get makeovers, massages, facials, etc.; beauty salon
ago; since; before; previous
youngster; neophyte; greenhorn
whether or not (in phrases like "I don't know whether or not I can come")
(one) matter; (one) item; (one) case
to peek (through a keyhole, gap, etc.); to look down into (a ravine, etc.); to peek into (a shop, bookstore, etc.); to sneak a look at; to take a quick look at; to peep (through a telescope, microscope, etc.); to stick out (a scarf from a collar, etc.)
curiosity; inquisitiveness
(young) seductress; temptress; little devil; imp
naughty; mischievous; rascal; naughty kid
to hide; to keep to oneself
postbox; mailbox; post; position; post (e.g. goalpost); post- (e.g. post-Cold War)
to reach; to touch; to be delivered; to arrive; to be attentive; to be scrupulous
mail; postal matter; postal item
large size (paper, book, etc.); ōban; large oval gold coin used in the Edo period
established practice; custom
mail service; postal service; mail; mail; postal matter; postal items
being a graduate of the same school; person who went to the same school; fellow alumnus
bulletin (issued by a society); report; newsletter
transfer; redirection; transmission; forwarding (telephone call, e-mail, etc.)
remembrance; recollection; recognition
tankōbon; (manga) volume; (comic) trade paperback; single book (as opposed to magazine, anthology, etc.); separate volume