indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 (I) will;  (I) shall;  let's;  (I) wonder (if);  might it be (that);  hey
 echo;  reverberation;  sound (esp. the distinctive sound of an object or activity, e.g. rain, gun, gallop, drum);  noise;  quality of a sound (e.g. a fine phrase, clear voice, resonant bell);  feeling of a sound
 today;  this day;  these days;  recently;  nowadays
 too;  also;  both A and B;  A as well as B;  even;  as much as
 hygienic;  healthy;  healthful;  sanitary
 at;  in;  at;  when;  by;  with;  and then
 good;  excellent;  sufficient;  enough;  profitable (deal, business offer, etc.);  beneficial
 don't;  do;  hey;  listen;  now, ...;  well, ...
 hey;  you;  hey;  hey;  hold on;  yo
 quiz;  short test;  mini test
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 to be;  to exist;  to have;  to be located;  to be equipped with;  to happen
 it seems;  I think;  I guess;  right?;  don't you agree?
 so;  therefore;  accordingly;  like I said;  I told you already
 study;  diligence;  discount;  reduction
 to try to ...;  to be about to do ...;  to decide to ...;  to take as;  to treat as;  to use for;  to suppose that (such) is the case
 although;  despite;  whereas;  while;  if only;  I wish
 after all;  in the end;  conclusion;  end;  end of a game of go, shogi, etc.
 soundly (sleeping);  fast (asleep)
 to sleep (lying down);  to go to bed;  to lie in bed;  to lie down;  to sleep (with someone, i.e. have intercourse);  to lie flat (e.g. of hair);  to lie idle (of funds, stock, etc.)
 the expectation is that ...;  the reason is that ...;  the fact is that ...;  the explanation is that ...;  it is that ...
 from (e.g. time, place, numerical quantity);  since;  from (originator);  by;  because;  since;  out of (constituent, part)
 unflaggingly;  steadily;  untiringly;  knocking;  tapping;  clicking
 to do;  to undertake;  to send;  to dispatch;  to put;  to move;  to give (esp. to someone of equal or lower status)
 to be troubled;  to have difficulty;  to be bothered;  to be inconvenienced;  to be badly off;  to be hard up
 always;  all the time;  never;  usual;  regular
 to understand;  to comprehend;  to become clear;  to be known;  I know!;  I think so too!
 that;  the;  part (as in "part two");  um ...;  er ...
 talk;  speech;  topic;  subject;  discussions;  negotiation;  rumor
 another time;  some other time
 yes;  that is correct;  um;  errr;  huh?;  grrr
 perfectly;  right on the mark;  spot on;  enough;  sufficiently;  thoroughly
 bad (taste);  unpalatable;  poor;  unskillful;  ugly;  unattractive
 that is so;  that is right;  it looks to me;  people say that;  it is said that;  I hear that
 how;  in what way;  how about
 to do;  to carry out;  to cause to become;  to make (into);  to serve as;  to act as;  to wear (clothes, a facial expression, etc.)
 indicates possessive;  nominalizes verbs and adjectives;  substitutes for "ga" in subordinate phrases;  (at sentence-end, falling tone) indicates a confident conclusion;  (at sentence-end) indicates emotional emphasis;  (at sentence-end, rising tone) indicates question
 that;  it;  then;  that point (in time); (arch.)  there; (arch.)  you
 this;  this one;  this person;  now;  this point (in time);  here;  used to stress the subject of a sentence
 to receive;  to take;  to get somebody to do something;  to have in one's pocket (a fight, match);  to contract (a disease);  to catch
 time;  hour;  occasion;  case;  chance;  opportunity
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for