one day;  (on) a certain day
 abrupt;  sudden;  unexpected
 at (place, time);  in;  to (direction, state);  toward;  for (purpose);  because of (reason);  for
 to appear;  to come in sight;  to become visible;  to be expressed (e.g. emotions);  to become apparent (e.g. trends, effects)
 large;  big;  great;  prominent;  -sized;  as big as;  university
 around the world;  throughout the world
 indicates sentence topic;  indicates contrast with another option (stated or unstated);  adds emphasis
 if;  when;  and;  with;  used for quoting (thoughts, speech, etc.);  promoted pawn;  indicates a question
 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;  in;  at;  when;  by;  with;  and then
 that;  the;  part (as in "part two");  um ...;  er ...
 trend;  tendency;  movement;  attitude
 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 watch over;  to watch attentively
 after that;  afterwards;  thereafter
 discovery;  detection;  finding
 expert;  learned person;  doctor;  PhD;  instructor at the imperial court (ritsuryo period);  pitch and length marks (to accompany a Buddhist liturgical chant, etc.)
 statement;  remark;  observation;  utterance;  speech;  proposal
 by means of;  due to;  because of;  according to
 chaos;  turmoil;  pandemonium;  havoc
 to fall into (e.g. a hole);  to fall into (chaos, depression, dilemma, illness, etc.);  to fall into (a trap, etc.);  to fall;  to surrender
 year;  counter for years (e.g. of an era), grades (e.g. school);  period of an apprentice's contract (usu. ten years)
 in front (of);  before (e.g. a building);  before;  earlier;  (the) front;  frontal part;  forward
 to get up;  to rise;  to wake up;  to be awake;  to occur (usu. of unfavourable incidents);  to happen
 heavy flooding;  disastrous flood;  deluge;  great flood (sent by a deity);  flood myth
 too;  also;  both A and B;  A as well as B;  even;  as much as
 thing;  object;  one's things;  possessions;  things;  something;  quality
 getting closer;  drawing nearer;  being not much different;  being near (age, skill, etc.);  becoming close (i.e. friendly);  becoming intimate
 continent;  continental Asia (esp. mainland China);  continental Europe
 cave-in;  collapse;  sinking;  depression (e.g. of the skull);  subsidence
 and (also);  both ... and;  as well as
 et cetera;  etc.;  or something;  the likes of;  for example;  for instance
 great (quantity, amount, etc.);  huge;  enormous;  serious
 (suffering) damage;  injury;  harm
 to bring;  to take;  to bring about
 sure;  no mistaking it;  for certain;  without doubt
 called;  named;  as many as;  as much as;  all ...;  every single ...
 countermeasures headquarters;  task force;  countermeasures office;  emergency headquarters
 announcement;  publication;  presenting;  statement;  communique;  making known
 news flash;  news special;  special newscast;  special news bulletin