SBI Ripple Asia this summer announced plans for a Japanese blockchain development consortia; now, it says interest from banks has been so high that they are launching in November 2016 with 47 member banks, as opposed to an originally planned launch in March 2017 with 30 banks; the participants will be working first on a proof of concept for real-time remittance and cross-border payments; participants include Mizuho, Bank of Yokohama and SBI Sumishin Net Bank. Source