20 years old; (arch.)  twenty
 centimeter;  centimetre;  centi-;  10^-2;  sentimental
 comfort;  ease;  easy;  simple;  (economically) comfortable;  raku pottery
 king trumpet mushroom (Pleurotus eryngii);  king oyster mushroom
 secret;  secrecy;  mystery;  secret (e.g. to success);  esoteric teachings
 black;  dark;  blackish;  suspicious;  criminal;  darkened and dirty;  sooty
 fluttering (esp. of thick or heavy material);  piece of dangling cloth, paper, metal, etc.
 aroma;  fragrance;  scent;  smell
 to fire (gun, arrow, questions, etc.);  to shoot;  to set free;  to release;  to emit (e.g. light);  to give off (e.g. a scent)
 hen-of-the-woods (species of polypore mushroom, Grifola frondosa)
 real;  realistic;  serious;  non-joking;  realtime blog;  real world (cf. online games or social networking services)
 slime;  sliminess;  mucus;  viscous liquid
 (one's) skin colour;  skin color;  skin tone;  flesh colour (of a Japanese person);  flesh color;  pale orange
 acceleration;  speeding up
 nameko (var. of mushroom) (Pholiota nameko)
 dangerous;  risky;  awful;  terrible;  terrific;  amazing
 quite;  entirely;  completely;  as if;  as though;  just like
 shading off;  gradation;  bokashi composting;  fermented composting
 like;  similar to;  as with;  in the same way
 to chase;  to run after;  to follow (a set order, a trend, etc.);  to drive out;  to get rid of;  to drive (e.g. a herd)
 to use up;  to exhaust;  to devote oneself (to);  to do one's utmost (for);  to do to exhaustion;  to do completely
 oyster mushroom (Pleurotus ostreatus)
 to bring forward (e.g. by 3 hours);  to advance;  to hasten (e.g. one's death);  to quicken (e.g. one's step);  to speed up;  to accelerate
 while;  even though;  despite
 general;  universal;  ordinary;  average; (arch.)  the same; (arch.)  no different
 distribution channel;  channel of distribution
 to;  for;  in order to;  for;  as for;  regarding
 to place on (something);  to give (someone) a ride;  to give a lift;  to load (luggage);  to carry;  to send out (on the airwaves, etc.);  to deceive
 bio-;  biotechnology;  VAIO (Sony brand-name)
 to have;  to possess;  to own;  to be endowed with
 use;  utilization;  utilisation;  application
 express home delivery service;  express home delivery parcel (box, etc.)
 chit;  sales slip;  voucher
 to scratch;  to perspire;  to shovel;  to paddle
 prefectural high school;  public high school
 to leak out (a secret);  to be exposed (a lie, improper behaviour, etc.);  to be found out;  to get away (of fish)
 in this way;  thus;  such;  uh...
 still;  as yet;  (not) yet;  more;  (more) still;  at least
 to challenge to (a fight, game, etc.);  to throw down the gauntlet;  to tackle (e.g. a problem);  to attempt;  to pressure (someone) for sex;  to make advances to