v3.26.3
Cover
Sep. 21, 2026
Entity Addresses [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 21, 2026
Entity File Number 001-41407
Entity Registrant Name TOP FINANCIAL GROUP LIMITED
Entity Central Index Key 0001848275
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One 4201 Main Street
Entity Address, Address Line Two Suite 200
Entity Address, City or Town Houston
Entity Address, State or Province TX
Entity Address, Postal Zip Code 77002
City Area Code 832
Local Phone Number 680-5068
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Class A Ordinary Shares, par value $0.005 per share
Trading Symbol TOP
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Former Address [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One 101 Cecil Street
Entity Address, Address Line Two #13-05
Entity Address, City or Town Tong Eng Building
Entity Address, Country SG
Entity Address, Postal Zip Code 069533