Revenue from services provided to customers (Tables)

12 Months Ended

Mar. 31, 2019

Revenue from Contract with Customer [Abstract]

Revenues by types of service

	Millions of yen
	Year ended March 31
	2019
Commissions	¥	293,069
Fees from investment banking		101,521
Asset management and portfolio service fees		245,519
Other revenue		54,284
Total	¥	694,393

Customer contract receivables, customer contract assets and customer contract liabilities

	Millions of yen
	April 1, 2018		March 31, 2019
Customer contract receivables	¥	68,927	¥	78,226
Contract liabilities(1)		3,792		4,971

(1) Contract liabilities primarily rise from investment advisory services and recognized in connection with the term of the contract based on time elapsed.