ojime

123456789
Across
  1. 2. the absence of all color
  2. 4. the combination of all colors
  3. 6. to take without permission
  4. 7. the square root of sixteen
  5. 9. a 2D figure that has a surface area and can become a 3D figure
Down
  1. 1. the second number in word form
  2. 3. to communicate
  3. 5. red is one of them, they are all on a spectrum
  4. 8. bead used in Japanese inrō (carrying cases)