Commercial Paper and Other Short-Term Borrowings

The following table is a summary of the Company's commercial paper and other short-term borrowings.



(Dollars in millions)	June 30, 2018		December 31, 2017
Debt issued by MUB
Commercial paper, with a weighted average interest rate of 1.92% and 1.26% at June 30, 2018 and December 31, 2017, respectively	$	462	$	347
Federal Home Loan Bank advances, with a weighted average interest rate of 2.06% and 1.42% at June 30, 2018 and December 31, 2017, respectively	8,200		5,750
Total debt issued by MUB	8,662		6,097
Debt issued by other MUAH subsidiaries
Short-term debt due to MUFG Bank, Ltd., with weighted average interest rates of 2.64% and 1.88% at June 30, 2018 and December 31, 2017, respectively	151		168
Short-term debt due to affiliates, with weighted average interest rates of (-.08)% and (-0.09)% at June 30, 2018 and December 31, 2017, respectively	951		801
Total debt issued by other MUAH subsidiaries	1,102		969
Total commercial paper and other short-term borrowings	$	9,764	$	7,066

Short-term debt due to MUFG Bank, Ltd. consists of both secured and unsecured fixed and floating rate borrowings.

MUSA maintains an uncommitted, unsecured lending facility with Mitsubishi UFJ Securities Holdings Co., Ltd. under which it may borrow up to JPY 160 billion (USD equivalent 1.4 billion). Under the terms of the facility, MUSA can choose to borrow in Japanese Yen or U.S. Dollars. Japanese Yen denominated borrowings include an extension option allowing MUSA to extend the maturity of an individual draw by 100 days at any time prior to its original, stated maturity. At June 30, 2018, MUSA had JPY 105 billion (USD equivalent 951 million) drawn under this facility.