Air Post stamps. 1949, Postal Week, Flying Geese, 8y purple, complete miniature sheet of five values, nice condition, full OG, NH, VF, C.v. $800, Sakura #C173, ¥125,000=US$1,146, Est. $250-$300 (Image)

First Day Cover. October 1, 1934, 15th International Red Cross Congress, 1½s-10s, complete set of four on cover to Roslyn, WA, tied by two red brown ''9.10.1'' special markings, no three-character ''To US'' and opening remarks on reverse, fresh, VF and scarce, Est. $300-$400 (Image)

First Day Cover. November 12, 1937, definitive stamp Harvesting 1s yellow brown, vertical pair on cover to Washington, DC, tied by brownish red ''12.12.11'' special ds, blue three-character ''To US'' marking, opening note '') N ('' and air post 18s ultra for uprating on reverse, VF and scarce item, Est. $300-$400 (Image)

First Day Cover. May 10, 1937, General Maresuke Nogi, 2s crimson, horizontal strip of three on cover to Chicago (apparently insufficiently franked), tied by red brown ''12.5.10'' special marking and Yokohama ds, blue three-character ''To US'' handstamp, no opening remark and K. Lewis chop, fresh and VF, Est. $150-200 (Image)

First Day Cover. November 10, 1940, 2600th Anniversary of the Imperial Calendar, 4s dark green and 20s dark ultra, two values on cover to Oklahoma, tied by two red brown ''15.11.10'' special markings, blue three-character ''To US'' handstamp, opening remark '') O ('' and K. Lewis chop in blue, fresh and VF, Est. $300-$400 (Image)

First Day Cover. April 20, 1940, Daisetsuzan National Park, 2s-20s, complete set of four on cover to Silver Spring, tied by two red brown ''15.4.20'' special ds, red stamp of 10s overlapping three-character ''To US'' marking, marked '')N ('' on reverse with K. Lewis additional handstamp in blue, VF and lovely item, Est. $300-$400 (Image)

First Day Cover. October 25, 1940, 50th Anniversary of the Imperial Rescript on Education, 2s purple and 4s green, complete set of two on cover to Silver Spring, tied by brownish red ''15.10.25'' special ds, blue three-character ''To US'' marking, opening note '') N ('' and 14s definitive stamp for uprating on reverse , VF and nice item, Est. $300- $400 (Image)

First Day Cover. October 25, 1940, 50th Anniversary of the Imperial Rescript on Education, 2s purple and 4s green, complete set of two on cover to Hartford, tied by brownish red ''15.10.25'' special ds, blue three-character ''To US'' marking, 14s definitive stamp for uprating and text ''Open This'' on reverse, fresh and VF, Est. $300-$400 (Image)

Itsukushima (Island in Hiroshima Bay). February 2, 1935, cover to California, franked by four values, paying 10s postage altogether, tied by two red brown ''10.2.2'' special ds, blue three-character marking, opening remarks on reverse, fresh and VF, Est. $150-$200 (Image)

Kamakura (Hase-kannon Temple). March 12, 1937, cover to Detroit, franked by three Red Cross values, tied by two red brown ''12.3.14'' special markings, blue three- character ''To US'' handstamp, opening remark on the back, fresh, VF and scarce, RES $200-$300 (Image)

Kyushu Island. December 28, 1933, cover from Daizafu to New Jersey, franked by two adhesives, paying 10s postage, tied by two red brown ''8.12.28'' special postmarks, blue three-character ''To US'' hs, opening direction on reverse, clean and VF, one of the earliest K. Lewis cover, Est. $250-$350 (Image)

Mt. Fuji. July 12, 1934, cover from Summit Post Office at Fujiyama to New Jersey, franked by three definitive stamps, paying 10s postage, tied by two red brown ''9.7.12'' special markings, blue three-character ''Beikoku-yuki'' (To US) handstamp, opening note on reverse, cover was opened neatly at top, VF, only 46 covers are known for 1934 from 11posting dates, Est. $150-$200 (Image)

Mt. Fuji. July 12, 1934, cover from Summit Post Office at Fujiyama to Santa Barbara, CA, franked by two values, including air post stamp of 9½s carmine, tied by red brown ''9.7.12'' special marking, blue three-character ''Beikoku-yuki'' (To US) handstamp, opening remark on the back, minor reversal soiling, still VF, Est. $150-$200 (Image)

Mt. Fuji. August 10, 1934, cover from Summit Post Office at Fujiyama to NYS, franked by four definitive stamps, met altogether 10s postal charge, tied by two red brown ''9.8.10'' special postmarks, gray blue three-character ''To US'' hs, opening notes on reverse, cover was neatly opened at top, VF, Est. $150-$200 (Image)

Mt. Fuji. August 12, 1934, cover from Summit Post Office at Fujiyama to Ventura, CA, franked by two stamps, including air post 9½s carmine, met 10s postal rate, tied by two red brown ''9.8.12'' special date stamps, blue three- character ''To US'' marking, opening remarks on reverse, fresh and VF, Est. $150-$200 (Image)

Mt. Fuji. August 14, 1934, cover from Summit Post Office at Fujiyama to Chicago, franked by two adhesives, met 10s postal rate, tied by two red brown ''9.8.14'' special markings, brown black three-character ''To US'' hs at right, opening remarks on reverse, VF, Est. $150-$200 (Image)

Mt. Fuji. August 14, 1934, cover from Summit Post Office at Fujiyama to Maryland, franked by two stamps, including air post 9½s carmine, tied by two red brown ''9.8.14'' ds, dark ultra three-character ''To US'' marking, opening note and K. Lewis chop in blue on reverse, fresh and VF, Est. $150-$200 (Image)

Mt. Fuji. August 14, 1934, cover from Summit Post Office at Fujiyama to Pittsburgh, franked by two stamps, paying 10s for postage, cancelled by two red brown ''9.8.14'' special markings, dark ultra three-character ''To US'' handstamp, opening direction and K. Lewis chop in blue black on reverse, fresh and VF, Est. $150-$200 (Image)

Mt. Fuji. August 24, 1934, cover from Summit Post Office at Fujiyama to Illinois, franked by four adhesives, paying 10s postage, tied by two red brown ''9.8.24'' special markings, gray blue three-character ''To US'' hs, VF, only 46 covers are known for 1934, Est. $150-$200 (Image)

Mt. Fuji. August 24, 1934, cover from Summit Post Office at Fujiyama to New Zealand, franked by two values, including air post stamp of 9½s carmine, both are paying 10s postage, tied by two red brown ''9.8.24'' special markings, opening note and Auckland ''27.SP.34'' arrival ds on reverse, nice, fresh and VF, Est. $200-$250 (Image)

Mt. Fuji. August 24, 1934, cover from Summit Post Office at Fujiyama to Nebraska, franked by four definitives, paying postage of 11s altogether (overpaid for 1s) , tied by two red brown ''9.8.24'' special markings, gray blue three- character ''To US'' handstamp, opening remark on reverse, VF, Est. $150-$200 (Image)

Mt. Fuji. August 24, 1934, cover from Summit Post Office at Fujiyama to Ventura, CA, franked by three stamps, met altogether 10s postal rate, tied by two red brown ''9.8.24'' special ds, dark blue three-character ''To US'' handstamp at left, no opening notes, but with K. Lewis chop on reverse, fresh and VF, Est. $150-$200 (Image)

Mt. Fuji. July 10, 1935, cover from Summit Post Office at Fujiyama to Wichita, KS, franked by three definitive stamps, paying 10s postage, tied by two red brown ''10.7.10'' special postmarks, blue three-character ''To US'' hs, opening remarks on reverse, VF, only 34 covers are known for 1935 from 8 different dates, Est. $150-$200 (Image)

Mt. Fuji. August 12, 1935, cover from Summit Post Office at Fujiyama to Pennsylvania, franked by two values, including one air post stamp of 9½s carmine, paying 10s postage altogether, tied by two red brown''10.8.12'' special postmarks, blue three-character ''To US'' handstamp, opening remark on reverse, cover was neatly opened at top, VF, Est. $150-$200 (Image)

Mt. Fuji. August 12, 1935, cover from Summit Post Office at Fujiyama to Pennsylvania, franked by three adhesives, paying postage of 10s, tied by two red brown ''10.8.12'' special markings, blue three-character ''To US'' handstamp, opening note on reverse, fresh and VF, Est. $150-$200 (Image)