開(ひら)くto open, to undo, to unseal, to unpack

Common

1. う-verb (く), Intransitive verb, Transitive verb

   1. 1.

      to open, to undo, to unseal, to unpack

   2. 2.

      to bloom, to unfold, to spread out

   3. 3.

      to open (for business, e.g. in the morning)

   4. 4.

      to be wide (gap, etc.), to widen

2. う-verb (く), Transitive verb

   1. 5.

      to hold (meeting, party, etc.), to give, to open

   2. 6.

      to found (nation, dynasty, sect, etc.), to open (a new business), to set up, to establish, to start

   3. 7.

      to open (ports, borders, etc.)

   4. 8.

      to open (an account)

   5. 9.

      to open up (new land, path, etc.), to clear, to develop

      See Also:

      • 拓く

   6. 10.

      to open (a file, etc.)

      Computing

   7. 11.

      to extract (root), to reduce (equation)

      Mathematics

   8. 12.

      to cut open (fish)

      Food, cooking, as 魚を開く

   9. 13.

      to change (kanji into hiragana)

3. う-verb (く), Intransitive verb

   1. 14.

      to flare (e.g. skirt)

   2. 15.

      to slacken (into a poor posture)

      Sports, as 体が開く, 肩が開く, etc.