1.
saving, economy, frugality
The careful use of money, time, or resources to avoid waste.
Related Words
Antonym:
浪費 (waste, extravagance)
Related:
倹約 (thrift (more formal))
Related:
省エネ (energy saving)
Compare:
削減 (reduction)
Compare:
吝嗇 (stinginess)
Compare:
省資源 (resource conservation)