Twice 4th World Tour III
| World tour by Twice | |
Official poster | |
| Associated album | Formula of Love: O+T=<3 |
|---|---|
| Start date | December 25, 2021 |
| End date | May 15, 2022 |
| Legs | 4 |
| No. of shows | 14 |
| Twice concert chronology | |
Twice 4th World Tour "III" (stylized in all caps), or simply, III (read as "three"), was the second worldwide concert tour and the fourth overall concert headlined by South Korean girl group Twice, in support of their third Korean studio album, Formula of Love: O+T=<3 (2021). The tour began on December 25, 2021, at the Olympic Gymnastics Arena in Seoul, and concluded on May 15, 2022, at the Banc of California Stadium in Los Angeles, comprising 14 shows.