| Cover | Sep. 12, 2024 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 12, 2024 |
| Entity File Number | 001-42167 |
| Entity Registrant Name | DT Cloud Star Acquisition Corporation |
| Entity Central Index Key | 0002017950 |
| Entity Incorporation, State or Country Code | E9 |
| Entity Address, Address Line One | Floors 1 through 3 |
| Entity Address, Address Line Two | 175 Pearl Street |
| Entity Address, City or Town | Brooklyn |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11201 |
| City Area Code | (718) |
| Local Phone Number | 865-2000 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Units, each consisting of one Ordinary Share, $0.0001 par value per share, and one Right | |
| Title of 12(b) Security | Units, each consisting of one Ordinary Share, $0.0001 par value per share, and one Right |
| Trading Symbol | DTSQU |
| Security Exchange Name | NASDAQ |
| Ordinary Shares | |
| Title of 12(b) Security | Ordinary Shares |
| Trading Symbol | DTSQ |
| Security Exchange Name | NASDAQ |
| Rights, each entitling the holder to receive one-ninth (1/9) of one Ordinary Share | |
| Title of 12(b) Security | Rights, each entitling the holder to receive one-ninth (1/9) of one Ordinary Share |
| Trading Symbol | DTSQR |
| Security Exchange Name | NASDAQ |
