noun, noun which may take the genitive case particle 'no'
lower part; lower region; below
Refers to the lower part of something, often in spatial or geographical contexts. Can be used as a noun or with の to modify another noun.
See also: 上方 (じょうほう)
The explanation is written in the lower part of the diagram.
A downward revision is unavoidable.
There is a small village in the lower part of the mountain.
I gazed downward through the airplane window.
上方 means the upper part or direction 'above', the direct opposite of 下方 (the lower part or direction 'below').
Compound of 下 (か, 'lower') and 方 (ほう, 'direction' or 'side').