複雑で二律背反となるプロダクト指標にPMはどう向き合うべきか

by 松本禎大

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ෳࡶͰೋ཯എ൓ͱͳΔϓϩμΫτࢦඪʹ 1.͸Ͳ͏޲͖߹͏΂͖͔ ೥݄೔

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ࣗݾ঺հ גࣜձࣾωοτϓϩςΫγϣϯζ େֶΛଔۀޙ(MPCBM.PCJMJUZ4FSWJDF΁৽ଔೖࣾɻ ࠃ಺ࣄۀ෦ͷࣄۀ։ൃٴͼϑΟϦϐϯͰͷ੓ࡦௐࠪͷ ϓϩδΣΫτϚωδϝϯτۀ຿ʹैࣄɻ ωοτϓϩςΫγϣϯζೖࣾޙ͸༩৴ŋಜଅྖҬͷϓϩ μΫτϚωʔδϟʔ΍ܦӦاըۀ຿Λ୲౰ɻ ओʹ༩৴௨ա཰΍ି౗཰ͷվળΛ୲͍ͬͯΔɻ দຊ ఓେ :PTIJIBSV.BUTVNPUP ϓϩμΫτϚωʔδϟʔ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ࠃ಺ #/1-ʢ#VZOPXQBZMBUFSʣͷϦʔσΟϯάΧϯύχʔ (.7ɿશαʔϏεͷ೥݄̐̍೔ʙ೥݄̏೔·Ͱʹ͓͚ΔऔѻߴɻશαʔϏεͷ೥݄̐̍೔ʙ೥݄̏೔·Ͱʹ͓͚ΔऔҾ݅਺ɻ શαʔϏεͷ೥݄̏೔࣌఺ʹ͓͚Δಋೖళฮ਺ɻ/1ޙ෷͍ɺBUPOFɺ/1ֻ͚෷͍ɺ"'5&&౳ͷαʔϏεఏڙ։͔࢝Β೥݄̏೔࣌఺·ͰͷྦྷܭऔҾ݅਺ɻ ೥ؒऔѻߴ ԯ ԁ ೥ؒऔҾ݅਺ ໿ ສ ݅ Ճໍళ૯਺ ໿ສళฮ ྦྷܭऔҾ݅਺ ԯ݅௒

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ࠃ಺ #/1-ʢ#VZOPXQBZMBUFSʣͷϦʔσΟϯάΧϯύχʔ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ຊηογϣϯͷείʔϓɺλʔήοτ ୹ظŋࣄۀΑΓͷ࿩ δϡχΞ1. ŋ ࣗ෼͕͍ؕͬͯΔঢ়گͷݴޠԽ ŋ ۤ͠ΜͰ͍Δঢ়گ͔Βݩؾʹͳͬͯ΋Β͏ɺվળͷ͖͔͚ͬͮ͘Γ γχΞ1. ŋ δϡχΞ1.΁ͷ༗ӹͳ৘ใڞ༗ είʔϓ λʔήοτͱ ΰʔϧ த௕ظŋϓϩμΫτدΓͷ࿩ ఏڙ͢Δ৘ใ ؕΓ͕ͪͳࣦഊྫͱ࣮ࡍͷࣦഊஊɺࣦഊʹର͢ΔϦΧόϦྫ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE 1.͕໨ඪͱͯ͠ஔ͘,(*ŋ,1*͸γϯϓϧͰ͋Δ΂͖ 1.ͷ໨ඪઃఆʹ͓͚ΔҰൠ࿦ ཧ૝ ໨ඪʹରͯ͠,1*ͱνʔϜฤ੒͕ҰରҰͰγϯϓϧ ໨ඪ ,1* ,1* ,1* 5FBN" 5FBN" 5FBN"

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE 1.͕໨ඪͱͯ͠ஔ͘,(*ŋ,1*͸γϯϓϧͰ͋Δ΂͖ 1.ͷ໨ඪઃఆʹ͓͚ΔҰൠ࿦ ཧ૝ ໨ඪʹରͯ͠,1*ͱνʔϜฤ੒͕ ҰରҰͰγϯϓϧ ໨ඪ ,1* ,1* ,1* 5FBN" 5FBN# 5FBN$ ݱ࣮ ໨ඪʹରͯ͠,1*͕ෳ਺ ґଘؔ܎͕͋Γෳࡶͳؔ܎ ໨ඪ ,1* ,1* ,1* 5FBN" 5FBN# 5FBN$ ,1* ,1* ,1*

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE 1.͕໨ඪͱͯ͠ஔ͘,(*ŋ,1*͸γϯϓϧͰ͋Δ΂͖ ,1*ʹґଘؔ܎͕͋Γ ͭͷࢪࡦ͕ผͷࢦඪͷ਺ࣈΛԼ͛ͨΓɺޮՌଌఆ͕ෳࡶʹͳͬͨΓ 1.ͷ໨ඪઃఆʹ͓͚ΔҰൠ࿦ "Λ༏ઌ #΋ॏཁ $Λ௥Ճ ɾ ɾ ɾ ໰୊ ՝୊ ଧͪख ࢦඪ ,1* A B C ͷӨڹ ͷӨڹ ͷӨڹ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE 1.͕໨ඪͱͯ͠ஔ͘,(*ŋ,1*͸γϯϓϧͰ͋Δ΂͖ ˔ ෳࡶͰ೉͍͠ࢪࡦͷݕ౼ ˔ ೉͘ͳΔޮՌଌఆ ˔ ؔ܎ऀ΁ͷॏ͍આ໌ίετ 1.ͷ໨ඪઃఆʹ͓͚ΔҰൠ࿦ ࣮ߦͷ଍औΓ͕ॏ͘ͳΓ ໨ඪୡ੒͕೉͘͠ͳͬͯ͠·͏

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE 1.͕໨ඪͱͯ͠ஔ͘,(*ŋ,1*͸γϯϓϧͰ͋Δ΂͖ ˔ ෳࡶͰ೉͍͠ࢪࡦͷݕ౼ ˔ ೉͘ͳΔޮՌଌఆ ˔ ؔ܎ऀ΁ͷॏ͍આ໌ίετ 1.ͷ໨ඪઃఆʹ͓͚ΔҰൠ࿦ ࣮ߦͷ଍औΓ͕ॏ͘ͳΓ ໨ඪୡ੒͕೉͘͠ͳͬͯ͠·͏ ॏ͍ͨࣄۀͷ 1.͋Δ͋Δ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ৹ࠪ௨ա཰ͱି౗Ε཰͸ޙ෷͍ܾࡁಛ༗ͷࣄۀ্ͷॏཁࢦඪ ωοτϓϩςΫγϣϯζʹ͓͚Δέʔε औѻߴ ച্ߴ ૈར ച্ݪՁ ஫จ ༩৴͕௨ա͠ͳ͚Ε͹ औҾ͕੒ཱ͠ͳ͍ ৹ࠪ ௨ա཰ ख਺ྉ ཰ ି౗Ε ཰ ൢ؅අ Ӧۀརӹ ʮ৹ࠪ௨ա཰ʯͱʮି౗Ε཰ʯ͕རӹΛग़ͨ͢Ίʹॏཁ ି͠౗ΕͨΒ རӹʹͳΒͳ͍

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ৹ࠪ௨ա཰ͱି౗Ε཰͸ೋ཯എ൓ʹͳΓ΍͍͕͢ɺͲͪΒ΋ࣄۀܭը্ॏཁͳ਺஋ ωοτϓϩςΫγϣϯζʹ͓͚Δέʔε ৹ࠪ௨ա ॏࢹ ະճऩ࡟ݮ ॏࢹ ʢྫʣ ϩάΠϯ͔Β ߪೖ·ͰΛ؆ૉԽ ି౗Ε཰্͕͕Γ ݪՁ͕૿͑Δ ৹ࠪ௨ա཰্͕͕Γ ച্͕৳ͼΔ ʢྫʣ ೝূΛ௥Ճͯ͠ ຊਓ֬ೝΛڧԽ ି౗Ε཰͕Լ͕Γ ݪՁ͕ݮΔ ৹ࠪ௨ա཰͕Լ͕Γ ച্͕Լ͕Δ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ৹ࠪ௨ա཰ͱି౗Ε཰͸ೋ཯എ൓ʹͳΓ΍͍͕͢ɺͲͪΒ΋ࣄۀܭը্ॏཁͳ਺஋ ωοτϓϩςΫγϣϯζʹ͓͚Δέʔε ି౗Ε཰ ৹ࠪ௨ա཰ ηʔϧε ৹ࠪ௨ա཰্͛ͯ Ճໍళʹߩݙ͍ͨ͠ ΧελϚʔα ʔϏε ৹ࠪ௨ա཰্͛ͯ୔ࢁͷ͓٬༷ʹ ࢖ͬͯ΄͍͠ʂ ࢖͍͗͢΋๷͍͗ͨʂ ܦӦ૚ ି౗Ε཰ΛԼ͛ͯ ܦӦΛ҆ఆ͍ͤͨ͞ ܦӦاը ৹ࠪ௨ա཰ͱି౗Ε཰ͷόϥϯεΛऔΕΔࢪࡦ͸ͳ͍΋ͷ͔

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ͪΐ͏ͲΑ͍ࢪࡦ͕ग़ͤͳ͍ࣄۀ਺஋͕վળ͠ͳ͍ ࢲ͕௚໘ͨ͠՝୊ ৹ ࠪ ௨ ա ି ౗ Ε ޮՌ͸͋Γͦ͏͕ͩɺτϨʔυΦϑʹͳΔ όϥϯε͸औΕΔ͕ޮՌ෯͕খ͍͞ ϘπҊ ग़ͯ͠΋ ҙຯແ͠

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ͪΐ͏ͲΑ͍ࢪࡦ͕ग़ͤͳ͍ࣄۀ਺஋͕վળ͠ͳ͍ ࢲ͕௚໘ͨ͠՝୊ ؤுͬͯϦϦʔεͯ͠Δ͚Ͳ ਺ࣈ͋Μ·ΓมΘΒͳ͍Ͷ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ᶃٯసϗʔϜϥϯཔΈࢥߟ ࠜຊతʹؒҧ͍ͬͯͨߟ͑ํ શͯͷ໰୊ΛҰؾʹղܾ͢Δ ࢪࡦͷݕ౼ŋཱҊ ߟ͑ͨࢪࡦ͕ جຊతʹϘπʹͳΔ ౰ͨΓোΓͷͳ͍ൣғͷࢪࡦ͔͠ ࣮ߦͰ͖ͳ͍ શ෦ͳΜͱ͔͢Δ ਆͷҰख୳ͯ͠·͢

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ᶄνϦ΋ੵ΋Ε͹ࢁͱͳΔࢥߟ ࠜຊతʹؒҧ͍ͬͯͨߟ͑ํ খ͞ͳࢪࡦΛੵΈॏͶͰ ࣄۀܭըͷୡ੒Λܭը ޮՌ͕ੵΈ্͕Βͳ͍ ։ൃଆͷർฐΛট͘ɺ ࣍ୈʹ։ൃ޻਺͕ શ͘߹Θͳ͘ͳͬͯ͘Δ ࢪࡦޮՌ͕໨ඪͷ ͡Ό͋ޙճ΍Δ͚ͩ͡ ΌΜɻؾ߹ؾ߹

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ᶅ໦Λݟͯ৿Λݟͣࢥߟ ࠜຊతʹؒҧ͍ͬͯͨߟ͑ํ ࢒͍ͬͯΔࢪࡦͷதͰ ແཧ΍Γࣄۀܭըͷୡ੒Λݕ౼ վળͷλω͕ແ͍ͷͰ ӬԕࣅͨࢪࡦΛ͜͢Γଓ͚Δ ҙຯͷͳ͍ݕ౼ŋվળͷ اըΛ܁Γฦ͢ ࢒Γͷ໨ඪୡ੒Ͱ͔͢ ͔ͭ͠ࢪࡦҊ࢒ͬͯͳ͍Ͱ͕͢ɺ ΫΦϦςΟ্͛ͯͳΜͱ͔͠·͢ ΍Γ੾Δ·Ͱ΍Γ·͢

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ຊདྷ͋Δ΂͖ͩͬͨࢥߟ๏ͱ࣮ࡍͷऔ૊Έ಺༰ ࢒͍ͬͯΔࢪࡦͷதͰ ແཧ΍Γࣄۀܭըͷୡ੒Λݕ౼ ŋ໨ඪ਺஋ͷมߋ ŋࣄલͷޮՌ༧ଌŋઌߦࢦඪͷઃఆ ແཧͳ΋ͷ͸ ແཧ ѱ͍ߟ͑ ࣮ࡍʹ࣮ߦͨ͜͠ͱ খ͞ͳࢪࡦΛੵΈॏͶͰ ࣄۀܭըͷୡ੒Λܭը ඇ࿈ଓతͳ੒௕ ࣮ݱੑͷ͋Δ਺஋ ੒Ռ ࣌ؒ ੒Ռ ࣌ؒ ࠷େ஋ ࠷খ஋

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ຊདྷ͋Δ΂͖ͩͬͨࢥߟ๏ͱ࣮ࡍͷऔ૊Έ಺༰ " # $ ࢪࡦ܈ ࢪࡦ " # $ ՝୊ ି౗Ε཰ ৹ࠪ௨ա཰ ਺஋ͭͭʹ ϓϥεͷӨڹΛ༩͑Δඞཁ͕͋Δ શͯͷ՝୊ΛҰؾʹղܾ͢Δ ࢪࡦͷݕ౼ŋཱҊ ෳ਺ࢪࡦτʔλϧͰͷ໨ඪୡ੒ŋ඼࣭୲อ ແཧͳ΋ͷ͸ ແཧ ѱ͍ߟ͑ ࣮ࡍʹ࣮ߦͨ͜͠ͱ " " $ ࢪࡦ܈ ࢪࡦ " $ ՝୊ ି౗Ε཰ ৹ࠪ௨ա཰ τʔλϧͰͷӨڹ͕༩͑ΒΕΕ͹ ໰୊ͳ͍

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ຊདྷ͋Δ΂͖ͩͬͨࢥߟ๏ͱ࣮ࡍͷऔ૊Έ಺༰ Ұ཯ͷίϛοτϝϯτϥΠϯ ৹ࠪ௨ա཰ ି౗Ε཰ ݸผͰऔΓܾΊͨτϨʔυΦϑͷϥΠϯ ఆੑతͳϓϩμΫτࢥ૝Λݩʹݕ౼ ৹ࠪ௨ա཰ ᵋҎ্ඞਢ ି౗Ε཰ ᵋ·Ͱ0, ௒༏ྑձһ" શͯͷ՝୊ΛҰؾʹղܾ͢Δ ࢪࡦͷݕ౼ŋཱҊ ŋͦ΋ͦ΋τϨʔυΦϑͰ΋Ͳ͜·Ͱڐ༰ Ͱ͖Δ͔ ͷελϯεܾΊ ˠϢʔβʔηάϝϯτŋఆੑతͳʮܾΊʯ࡞Γ ແཧͳ΋ͷ͸ ແཧ ѱ͍ߟ͑ ࣮ࡍʹ࣮ߦͨ͜͠ͱ ৹ࠪ௨ա཰ ᵋ·ͰԼ͛ͯ0, ି౗Ε཰ ᵋ·Ͱ0, ී௨ձһ#

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ಘΒΕͨޮ༻ ŋݱ࣮తͳୡ੒౓ɺϦεΫςΠΫ͢Δόϥϯεͷ೺Ѳ ŋ਺஋͕τϨʔυΦϑʹͳΔࢪࡦͷεϜʔζͳ࣮ߦ ŋޮՌଌఆɺৼΓฦΓͷ؆ૉԽ ॏΊͷࣄۀͰ΋໨ඪઃఆʙ࣮ߦŋৼΓฦΓ͕εϜʔζʹ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ࠷ޙ·ͱΊ ໨ඪ ,1* ,1* ,1* 5FBN" 5FBN# 5FBN$ ,1* ,1* ,1* ґଘؔ܎ͷ͋Δ,1*ŋ਺஋ ˔ ෳࡶͰ೉͍͠ࢪࡦͷݕ౼ ˔ ೉͘ͳΔޮՌଌఆ ˔ ؔ܎ऀ΁ͷॏ͍આ໌ίετ ᶃϗʔϜϥϯ ඇ࿈ଓ ͷΈʹཔΔ ᶄݟ͑ͳ͍খ͞ͳࢪࡦΛੵΈ্͖͛Δ ᶅͭͷࢪࡦͷσΟςʔϧʹݻࣥ͢Δ ى͜Γ͏Δ՝୊ ޡͬͨߟ͑ํ ͋Δ΂͖ߟ͑ํ ᶃࠓͰ͖Δൣғͷ্ݶͱ໨ඪͷΪϟοϓΛೝࣝ ᶄτϨʔυΦϑͷڐ༰ൣғɺελϯεܾΊ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ࠾༻৘ใ ΤϯδχΞϦϯά Ϛωʔδϟʔ /1ֻ͚෷͍ ໊ ʙ ສԁ ʙສԁ ʙ ສԁ /1ֻ͚෷͍ͷΤϯδχΞϦϯάνʔϜͰ͸ɺ ߋͳΔαʔϏεͷൃలɺϓϩμΫτվળ଎౓ͷ ޲্ʹ޲͚ͯɺγεςϜͷ಺੡Խٴͼ࡮৽Λਐ Ί͓ͯΓɺେ͖ͳγεςϜͷస׵ظΛܴ͍͑ͯ ·͢ɻ ্هͷऔΓ૊ΈΛΑΓՃ଎͍ͤͯͨ͘͞Ίɺ։ ൃ૊৫શମΛϦʔυ͍͚ͯͨͩ͠ΔΤϯδχΞ ϦϯάϚωʔδϟʔΛืू͠·͢ɻ #UP$޲͚ձһ੍ܾࡁʮBUPOFʯ͸ɺࣄۀͱ͠ ͯ΋૊৫ͱͯ͠΋ɺେ͖֦͘େ͍ͯ͜͠͏ͱ͠ ͍ͯ·͢ɻ ϦʔσΟϯάΧϯύχʔͱͯ͠ࢢ৔ಈ޲ɾχʔ ζͷมԽʹରԠ͢ΔͨΊɺ৽ͨͳޙ෷͍ܾࡁͷ ͔ͨͪΛͭ͘Γग़͠ɺχʔζॆ଍ɾద༻Մೳࢢ ৔ͷ֦େΛૂ͍ͬͯ·͢ɻ ·ͨɺࣄۀΛԣஅͯ͠ͷαʔϏεਪਐ΍ػೳ։ ൃʹ΋औΓ૊ΜͰ͍·͢ɻڞʹɺαʔϏεͷະ དྷΛඳ͖ͳ͕ΒɺϓϩμΫτͮ͘ΓʹऔΓ૊Μ Ͱ͍͚ͨͩΔํΛืू͍ͯ͠·͢ɻ ҎԼͷΑ͏ͳࢥߟΛ͓࣋ͪͷํ͸ͥͻ͓໰߹ͤ ͍͚ͨͩ·͢ͱ޾͍Ͱ͢ɻ ˔Ձ஋ߩݙͷϨόϨοδΛར͔ͤͯ੒௕ ͍͖͍ͯͨ͠ɻ ˔ΤϯυϢʔβʔଆ΁΋ͬͱՁ஋ߩݙΛ ߦ͍͖͍ͬͯͨɻ ˔ΤϯδχΞϦϯάυϦϒϯͰɺϓϩμΫτΛ ੒௕͍ͤͨ͞ɻ ˔ࣄۀ੒௕ʹίϛοτΛ͍ͨ͠ɻ ˔͞ΒʹܦӦʹ΋ίϛοτ͍͖͍ͯͨ͠ɻ Ϋϥ΢υΤϯδχΞ BUPOF 1K.1E. BUPOF ໊ ໊ ืू ৬छ ਓ਺ څ༩ උߟ

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$PQZSJHIU $ /FU1SPUFDUJPOT *OD"MM3JHIUT3FTFSWFE ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠