indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 sky;  air;  ether;  firmament;  the heavens
 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
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 to attack;  to assail;  to succeed (someone in a post, role, etc.);  to make a sudden visit
 to come (spatially or temporally);  to approach;  to come back;  to do ... and come back;  to come to be;  to become
 eye;  eyeball;  eyesight;  sight;  look;  stare;  notice
 demon;  devil;  evil spirit;  -crazed person;  -obsessed person;  fiend
 to throw down;  to bring down;  to kill;  to defeat;  to overthrow;  to trip up
 to revive;  to come to oneself;  to be restored to life
 good;  advantage;  sake;  purpose;  consequence;  result
 Kamen Rider (TV series, the titular character)
 hero;  heroine;  Eroica Symphony (Beethoven, 1804);  Heroic Polonaise (Chopin)
 indicates direct object of action;  indicates subject of causative expression;  indicates an area traversed;  indicates time (period) over which action takes place;  indicates point of departure or separation of action;  indicates object of desire, like, hate, etc.
 to collect;  to assemble;  to gather
 to leave (behind);  to leave (undone);  to not finish;  to save;  to set aside;  to leave (to someone, esp. after one's death)
 time;  hour;  period;  class
 indicates sentence subject (occasionally object);  indicates possessive (esp. in literary expressions);  but;  however;  regardless of;  whether (or not)
 to be lost (e.g. luggage);  to be missing;  to be used up;  to be run out;  to disappear (e.g. pain);  to be lost (e.g. a dream, confidence)
 to disappear;  to vanish;  to go out (of a fire, light, etc.);  to die;  to fade (of a feeling, impression, etc.);  to vanish (e.g. of hope);  to go away (e.g. of a smell, itchiness, sleepiness)
 to finish;  to stop;  to close (a business, etc.);  to close down;  to put away;  to put back
 indicates a question;  or;  whether or not;  some- (e.g. something, someone);  hmm;  huh;  very
 if;  when;  and;  with;  used for quoting (thoughts, speech, etc.);  promoted pawn;  indicates a question
 to think;  to consider;  to think (of doing);  to plan (to do);  to judge;  to assess;  to imagine
 in front (of);  before (e.g. a building);  before;  earlier;  (the) front;  frontal part;  forward
 father;  dad;  papa;  pa;  pop;  daddy
 to appear;  to come in sight;  to become visible;  to be expressed (e.g. emotions);  to become apparent (e.g. trends, effects)
 it does not mean that ...;  I don't mean that ...;  it is not the case that
 counter for articles;  counter for military units;  individual
 to be able (in a position) to do;  to be up to the task;  to be ready;  to be completed;  to be made;  to be built;  to be good at
 behind;  rear;  after;  later;  remainder;  the rest;  more (e.g. five more minutes)
 day of month;  counter for days
 to be (of animate objects);  to exist;  to stay;  to be ...-ing;  to have been ...-ing
 grace (of God);  benevolence (of Buddha);  assistance;  help;  effects;  influence
 it is assuredly that ...;  can say with confidence that ...;  did not ...
 dragon (esp. a Chinese dragon);  naga;  semi-divine human-cobra chimera in Hindu and Buddhist mythology;  promoted rook