Long-term debt at March 31, 2002 and 2001 comprise the following: 54 Thousands of Millions of yen U.S. dollars March 31 2002 2001 2002 Loans, principally from banks and insurance companies, due 2002 to 2034 with interest ranging from zero % to 16.50% at March 31, 2002 and due 2001 to 2034 with interest ranging from zero % to 13.50% at March 31, 2001: Secured ¥ 19,268 ¥ 57,883  $ 144,872 Unsecured 574,838 538,697 4,322,090 Unsecured yen bonds, due 2002 to 2008 with interest ranging from 0.6% to 3.025% at March 31, 2002 and due 2001 to 2008 with interest ranging from 0.7% to 3.025% at March 31,  2001 420,622 438,422 3,162,571 Euro yen medium-term notes, due 2002 to 2008 with interest ranging from zero % to 2.34% at March 31, 2002 and due 2001 to 2008 with interest ranging from zero % to 2.34% at March 31, 2001 (swapped for floating rate (LIBOR, etc.) or fixed rate yen obligations) 39,375 58,925 296,053 6.75% Euro U.S. dollar medium-term notes due 2008 (swapped for fixed rate yen obligations) — 630 — 1.8% unsecured yen convertible debentures due 2002 convertible at ¥724 per share — 17,736 — Unsecured yen bonds of subsidiaries, due 2002 to 2004 with interest ranging from 0.95% to 3.0% at March 31, 2002 and due 2002 to 2004 with interest ranging from 0.95% to 3.0% at March 31, 2001 14,000 19,000 105,263 1.825% secured yen bonds of a subsidiary due 2004 300 300 2,256 Euro yen or U.S. dollar medium-term notes of subsidiaries, due 2002 to 2012 with interest ranging from zero % to 4.0% at March 31, 2002 and due 2001 to 2011 with interest ranging from zero % to 7.26% at March 31, 2001 (swapped for floating rate (LIBOR, etc.) U.S. dollar, Yen or Euro obligations) 88,456 118,341 665,083 2.2% secured yen convertible debentures of a subsidiary due 2002 convertible at ¥1,095.8 per share — 8,017 — Zero % unsecured yen convertible debentures of a subsidiary due 2004 convertible currently at ¥803 per share 2,820 2,820 21,203 1,159,679 1,260,771 8,719,391 Less—Portion due within one year (270,924) (270,466) (2,037,023) ¥ 888,755 ¥ 990,305 $ 6,682,368