Advantest, Anritsu, Asukanet, Rohto Pharma, SMK, Unicharm: Equity Movers

Japan’s Nikkei 225 Stock Average fell 201.40, or 2.2 percent, to 9,024.60 as of the close in Tokyo. The following were among the most active shares in the Japanese market today. Stock symbols are in parentheses after company names.

Advantest Corp. (6857 JT), the world’s biggest maker of memory-chip testers, lost 4.4 percent to 1,583 yen, the lowest close since May 2009, after the Nikkei newspaper quoted Advantest President Haruo Matsuno as saying analyst estimates for profit of about 17 billion yen ($203 million) in the year ending in March appear “too bullish.” The company may report operating profit exceeding 10 billion yen, Nikkei said.

Anritsu Corp. (6754 JT), a maker of electronic equipment, sank 6.6 percent to 482 yen. The company plans to sell 10 billion yen of convertible bonds to repay debt and fund research.

Asukanet Co. (2438 JT), a photo album-creation company, surged 8.2 percent to 53,000 yen. The company said it will buy back up to 2.34 percent of its outstanding shares. Asukanet also said net income for the three months ended July 31 rose 20 percent to 101 million yen from a year earlier.

Dentsu Inc. (4324 JT), Japan’s largest advertising company, slid 2.8 percent to 1,968 yen. Dentsu said sales on a parent basis fell 4.4 percent in August from a year earlier.

Ibiden Co. (4062 JT), a maker of ceramics and printed circuit boards, slumped 6.8 percent to 2,105 yen, the biggest drop since April 2009. Shinko Electric Industries Co. (6967 JT), a maker of semiconductor packages, lost 4.9 percent to 907 yen. The companies were cut to “equal-weight” from “over-weight” by Barclays Capital analyst Masaru Koshita.

Rohto Pharmaceutical Co. (4527 JO), a drugmaker, gained 2.6 percent to 1,053 yen. Fidelity Investments Japan Ltd. boosted its stake in Rohto Pharmaceutical, according to fillings with Japan’s finance ministry before the market closed yesterday.

SMK Corp. (6798 JT), an electronic components maker, rallied 1.6 percent to 375 yen. The company said it will buy back up to 2.7 percent of its outstanding shares.

Toyo Suisan Kaisha Ltd. (2875 JT), a seafood company, leapt 2.6 percent to 1,855 yen. The company was raised to “buy” from “hold” by Nobuyoshi Miura, an analyst at Citigroup Global Markets Japan Inc., who cited a recovery of the company’s instant noodle operations in the U.S.

Unicharm Corp. (8113 JT), a diaper maker, dropped 3.2 percent to 9,470 yen, the biggest fall since March 2009. The company said it plans to sell as much as 80.5 billion yen of three- and five-year convertible bonds to fund tax payments.

-- With assistance from Kana Nishizawa. Editor: Nick Gentle, Sam Waite.

To contact the reporters on this story: Norie Kuboyama in Tokyo at nkuboyama@bloomberg.net; Akiko Ikeda in Tokyo at iakiko@bloomberg.net.

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