Either the image has '2023' written somewhere on it, or it makes a reference to the year 2023.
Also when 2023 appears as a tag when searching through pixiv.
2023 was a Year of the Rabbit.
Don't use this alongside the dated tag.
- 2023 China balloon incident
- 2023 france riots
- 2023 titan submersible incident
- 2023 World Baseball Classic
- Comiket 102 / 103