A Japanese shoe shop known for holding a "store-closing sale" for more than 20 years finally went bust, a credit research agency said Friday.Shoes Otto, which started the "going out of business sale" after the burst in the early 1990s of Japan's asset-inflated bubble economy and continued it through last year as a marketing tactic, formally went bankrupt on April 26 this year, Tokyo Shoko Research said.Among the mainstay products of the shoe shop in Osaka was a lineup of "secret shoes," or elevator shoes with thick insoles under the heels to make wearers look taller than they really were.Th…READ FULL ARTICLE