板

1. Origins, structure, and basic meaning

• Structure: 板 (いた) is a noun for a broad, flat board or plank made of wood or another material.
• Basic usage: It describes joining boards to make a shelf or spreading clay on a flat board.
  • 二枚の板を合わせて小さな棚を作りました。 — We joined two boards to make a small shelf.
  • 粘土を平らな板の上で伸ばします。 — Spread the clay on a flat board.

2. Common pitfalls and similar expressions

• Board and counter
  • 板 names the flat material, and 枚 counts individual boards in a phrase such as 二枚の板.