LEAD: Tokyo stocks down on stronger yen, lower commodity prices+   Nigeria militants claim to destroy Chevron manifold   Clarification: Michael Jackson-TV   LEAD: N. Korea's missile launches show improved accuracy: S. Korea+   REFILING: Yosano raps DPJ fiscal policy as 'nearly equal to crime'+   Man arrested for tearing LDP election poster+   Tiger pounces past Hunter to win PGA National   Kyodo economic news summary -2-+   Asian editorial excerpts+   Suspected North Korea weapons ship heads home   N. Korea's missile launches show improved accuracy: S. Korea+   Nigeria militants say attack Chevron oil manifold   Yosano raps DPJ fiscal policy as 'nearly equal to crime'+   Public Officials, The Department of Defense, U.S. Army Corps of Engineers to Address Boyle Heights Community at Launch of Stem Awareness Campaign   BOJ chief Shirakawa says corporate financing remains severe+   Tokyo stocks down amid lack of cues, awaiting U.S. markets and data+   Nakasone calls N. Korea's missile launch 'unacceptable'+   Morning stock indexes+   US won't stand in Israel's way on Iran: Biden   Tokyo Stock Exchange: morning price list -7-+