Kotowaza 
- YA
YASUMONO-GAI NO ZENI USHINAI
(Japanese/English: Penny-wise, pound-foolish.)

English: No pain, no gain.

- YU
Japanese: YUDAN TAITEKI
(Carelessness is the greatest enemy.)

English: Danger comes when you least expect it.

- YO
YORABA TAIJU NO KAGE
Japanese/English: The biggest trees give the most shelter.

 --All Proverbs Translated by Andrew Becraft
   (Pan-Pacific Bricks)