v3.26.1
Cover - shares
9 Months Ended
Jun. 30, 2026
Aug. 13, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Amendment Flag false  
Document Period End Date Jun. 30, 2026  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q3  
Current Fiscal Year End Date --09-30  
Entity Registrant Name MAITONG SUNSHINE CULTURAL DEVELOPMENT CO., LIMITED  
Entity Central Index Key 0002003750  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 93-4332287  
Entity Current Reporting Status Yes  
Entity File Number 0-56677  
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  
Entity Address, Address Line One Room 5111, 5th Floor, Building H, Future Technology Plaza  
Entity Address, Address Line Two No. 138, Xiuzhou,  
Entity Address, Address Line Three Xincheng Sub-district, Xiuzhou District  
Entity Address, City or Town Jiaxing City  
Entity Address, Country CN  
Entity Address, Postal Zip Code 100000  
City Area Code +86 (010)  
Local Phone Number 6492 7946  
Title of 12(b) Security None  
No Trading Symbol Flag true  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   64,125,000