push-up window; sash window
A window that opens by sliding the sash upward, common in traditional Japanese architecture.
古い家の上げ窓を開けて風を通した。
I opened the push-up window of the old house to let in the breeze.
top-hinged swinging window; awning window
Compound of 上げ (age, 'lifting') + 窓 (mado, 'window'). The reading あげまど reflects the action of pushing the window up.