@preciousklay we went with Shinsei. and then we had a choice, take the lower rate (0.37%) and pay 2.2% bank cost, or the higher rate (0.60%) and no bank cost.
we needed 1800万.
0.37% = 1962万 after 35 years, and 40万 upfront for bank cost
0.60% = 1996万 after 35 years, and investing the 40万 we...