おととし
おととし
noun
year before last
formalwritten
1.
year before last
The year two years ago from the current year.
おととし means 'the year before last' (two years ago).
Writing
Written as 一昨年 in formal contexts. Also read as 一昨年 in very formal/written Japanese.
Year sequence
- おととし: year before last (-2)
- 去年/昨年: last year (-1)
- 今年: this year
- 来年: next year (+1)
- 再来年: year after next (+2)
Similar pattern
Usage
More common in spoken Japanese; 一昨年 is preferred in formal writing.