Document and Entity Information - USD ($)	12 Months Ended
	Aug. 31, 2025	Dec. 16, 2025	Feb. 28, 2025
Details
Registrant CIK	0001555017
Fiscal Year End	--08-31
Document Type	10-K
Document Annual Report	true
Document Period End Date	Aug. 31, 2025
Document Transition Report	false
Entity File Number	000-56603
Entity Registrant Name	SKY CENTURY INVESTMENT, INC.
Entity Incorporation, State or Country Code	NV
Entity Tax Identification Number	45-5243254
Entity Address, Address Line One	220 Emerald Vista Way #233
Entity Address, City or Town	Las Vegas
Entity Address, State or Province	NV
Entity Address, Postal Zip Code	89144
City Area Code	205
Local Phone Number	238 7735
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Document Financial Statement Error Correction	false
Entity Shell Company	false
Entity Public Float			$ 359,488.74
Entity Common Stock, Shares Outstanding		223,548,220
Amendment Flag	false
Document Fiscal Year Focus	2025
Document Fiscal Period Focus	FY
Auditor Name	BOLADALE LAWAL & CO.
Auditor Firm ID	6993
Auditor Location	Lagos, Nigeria