Cover - $ / shares	9 Months Ended
	Feb. 29, 2024	Aug. 06, 2024
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Feb. 29, 2024
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2024
Current Fiscal Year End Date	--05-31
Entity File Number	000-56425
Entity Registrant Name	CXJ GROUP CO., Limited
Entity Central Index Key	0001823635
Entity Tax Identification Number	85-2041913
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	Room 401, 4th Floor, East Block Building 5
Entity Address, Address Line Two	Xintiandi Business Center, No. 7 Anqiaogang Road
Entity Address, Address Line Three	Gongshu District
Entity Address, City or Town	Hangzhou City
Entity Address, Country	CN
Entity Address, Postal Zip Code	310017
City Area Code	(86)
Local Phone Number	18668175727
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		101,710,517
Entity Listing, Par Value Per Share	$ 0.001