The Japanese word for saucepan is
鍋

なべ - nabe

Japanese Definition

saucepan
1. 鍋, ソースパン

鍋
1. n. a broad-bottomed pot or pan
This term is less specific than English pot* or pan, and can often be used to refer to either of these. The sample images at right illustrate some of the various items that can be*
2. n. short for 鍋物, tr=nabemono, a dish where everything is cooked together in a nabe; compare English hot pot or hotdish
⇒ 鍋物, tr=nabemono
3. n. by extension from the sense of someone working with pots and pans, a maidservant
⇒ 御鍋, tr=onabe