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©2019 Wantedly, Inc. ࣦഊ͔ΒֶͿϙετϞʔςϜ .BZ :VJDIJ4BJUP !NVOJTZTUFN /FX(SBE5SBJOJOH

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©2019 Wantedly, Inc. ͸͡Ίʹ

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©2019 Wantedly, Inc. Πϯγσϯτ΍αʔϏεো֐ͷ ൃੜ͸ආ͚ͯ௨Δ͜ͱ͸Ͱ͖ͳ͍ γεςϜͷӡ༻ʹؔ͢Δલఏ

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©2019 Wantedly, Inc. αʔϏε΍γεςϜΛ มԽ͠ଓ͚͍ͯΔͨΊ Πϯγσϯτ΍αʔϏεো֐͕ආ͚ΒΕͳ͍ཧ༝

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©2019 Wantedly, Inc. ϢʔβʔʹΑΓՁ஋ͷ͋ΔϓϩμΫτΛఏڙ͢ΔͨΊ w ػೳ௥Ճ΍վળͷͨΊͷܧଓతͳΞϓϦέʔγϣϯͷσϓϩΠ w ύϑΥʔϚϯε޲্ͷͨΊͷΞʔΩςΫνϟͷมߋ w ΞϓϦέʔγϣϯ͕ಈ࡞͢ΔϓϥοτϑΥʔϜͷվળ αʔϏε΍γεςϜ͸ৗʹมԽ͢Δ

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©2019 Wantedly, Inc. มߋ͸αʔϏε΍γεςϜΛյ͢ϦεΫΛ൐͏ w ΋ͪΖΜϦεΫΛܰݮ͢ΔΞϓϩʔν͸औ͍ͬͯΔ w $*ʹΑΔܧଓతͳςετͷ࣮ߦ w ίʔυϨϏϡʔ w 2"؀ڥͰͷಈ࡞ݕূ w ͔͠͠ͳ͕Β׬શʹഉআ͢Δ͜ͱ͸ෆՄೳ w γεςϜ΍αʔϏε͸࣌ؒܦաͱڞʹෳࡶԽ͢Δ w ਓؒの手によるオペレーションミス มߋʹΑΔ෭࡞༻

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©2019 Wantedly, Inc. Πϯγσϯτ͕ൃੜ͢Δ͜ͱ͸ڐ༰͢Δ w ॏཁͳͷ͸ൃੜͨ͠Πϯγσϯτ΁ͷରॲͷํ๏ʹ͋Δ w ൃੜͨ͠Β଎΍͔ʹऩଋɾղܾʹऔΓ૊Ή w ಉ͡Πϯγσϯτ͕܁Γฦ͠ൃੜ͢Δ͜ͱ͸ආ͚Δ Πϯγσϯτ΁ͷ޲͖߹͍ํ

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©2019 Wantedly, Inc. ൃੜͨ͠ΠϯγσϯτΛड͚ೖΕɺ ֶͼΛಘΔࣄ͕ॏཁ Πϯγσϯτ΁ͷ޲͖߹͍ํ

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©2019 Wantedly, Inc. ݚमͷΰʔϧ

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©2019 Wantedly, Inc. Πϯγσϯτ͔ΒֶͼΛಘΔͨΊͷπʔϧͰ͋Δ ϙετϞʔςϜʹ͍ͭͯཧղ͢Δ ݚमͷΰʔϧ

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©2019 Wantedly, Inc.  ϙετϞʔςϜͱ͸  8BOUFEMZ *ODͷϙετϞʔςϜ΁ͷऔΓ૊Έ  ࣮ࡍͷϙετϞʔςϜΛಡΜͰΈΔ ΞδΣϯμ

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©2019 Wantedly, Inc. ϙετϞʔςϜͱ͸

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©2019 Wantedly, Inc. ൃੜͨ͠ΠϯγσϯτΛه࿥ͨ͠υΩϡϝϯτ w Өڹൣғ w ऩଋɾղܾ͢ΔͨΊʹऔΓ૊ΜͩΞϓϩʔν w ࠜຊݪҼ w ࠶ൃΛ๷͙ͨΊͷ۩ମతͳΞΫγϣϯͷϦετ ϙετϞʔςϜʢ1PTUNPSUFNʣͱ͸

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©2019 Wantedly, Inc. ൃੜͨ͠Πϯγσϯτ͔ΒֶͼΛಘΔͨΊ w ো֐΍Πϯγσϯτ͸ऩଋޙɺ์ஔ͞ΕΔ܏޲ʹ͋Δ w ϝϯόʔ͸ͦΕͧΕϓϩδΣΫτͱλεΫΛ͍࣋ͬͯΔ w ΠϯγσϯτରԠʹର͢Δਫ਼ਆతͳෛ୲ w ์ஔ͞ΕͨΠϯγσϯτ͸࠶ൃ͢Δ w ࣌ؒܦաͱͱ΋ʹӨڹൣғ΍ෳࡶੑ͕૿Ճ͢Δ w ポストモーテムの作成を通し、失敗から学びを得るプロセスを形成する ͳͥϙετϞʔςϜΛॻ͘ͷ͔

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©2019 Wantedly, Inc. υΩϡϝϯςʔγϣϯʹ༧ظ͢Δ͜ͱ w ࠜຊݪҼΛे෼ʹ෼ੳ͠ɺΠϯγσϯτʹର͢ΔཧղΛਂΊΔ w ࠶ൃ๷ࢭࡦΛ۩ମతͳΞΫγϣϯϦετʹམͱ͠ࠐΈɺ࣮֬ʹಋೖ͞ΕΔΑ͏ʹ͢Δ w ଞऀ΁ͷڞ༗ΛՄೳʹ͠ɺֶͼͷػձΛ࡞Δ ͳͥϙετϞʔςϜΛॻ͘ͷ͔

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©2019 Wantedly, Inc. ϙετϞʔςϜΛॻ͘৚݅͸໌֬ʹ͢Δ w ϙετϞʔςϜ͸ֶͼͷػձͰ͋ΓɺॲേͰ͸ແ͍ w ҰํͰϙετϞʔςϜΛॻ͘ʹ͸େ͖ͳ࣌ؒͱ࿑ྗΛཁ͢Δ w Ͳ͏͍ͬͨέʔεͰϙετϞʔςϜΛ࡞੒͢Δͷ͔Λ໌֬ʹ͠ɺ ࡞੒ʹؔ͢Δ൑அ΍ɺϙετϞʔςϜͷӡ༻ͷίετΛ௿ݮ͢Δ w هࡌͷ৚݅ͷྫ w 4-"΍4-0ʹӨڹ͕ੜͨ͡ケース w σʔλͷଛࣦ ϙετϞʔςϜΛॻ্͘Ͱॏཁͳ͜ͱ

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©2019 Wantedly, Inc. ϙετϞʔςϜͰ͸൷೉ΛߦΘͳ͍ w ൷೉͸૊৫ʹਖ਼͍͠৘ใΛӅṭ͢ΔจԽΛܗ੒͢Δ w Πϯγσϯτ͕ൃੜͷཁҼ͸ݸʑਓͰ͸ͳ͘ɺγεςϜ΍ϓϩηεʹ͋Δ w ൷೉Λආ͚ɺΠϯγσϯτͷൃੜཁҼͷ௥ٻͱվળʹूத͢Δ ϙετϞʔςϜΛॻ্͘Ͱॏཁͳ͜ͱ

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©2019 Wantedly, Inc. 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ

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©2019 Wantedly, Inc. 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ https://github.com/wantedly/post-mortems

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©2019 Wantedly, Inc. ϙετϞʔςϜͷಋೖͷϞνϕʔγϣϯ w ૊৫ͷ੒௕ʹ൐͍ɺΠϯγσϯτʹؔ͢Δ৘ใͷڞ༗͕ࠔ೉ʹ w ϚΠΫϩαʔϏεΞʔΩςΫνϟͷಋೖʹΑΓɺγεςϜͱΠϯγσϯτʹෳࡶੑ͕૿ͨ͠ w ݪҼ෼ੳͱ࠶ൃ๷ࢭࡦͷରԠ͕े෼ʹߦΘΕ͍ͯͳ͍ 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ

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©2019 Wantedly, Inc. ϙετϞʔςϜͷ࡞੒ϑϩʔ w (PPHMF%PDTΛ༻͍ͯɺ͖ͨͨ୆Λ࡞੒ w ΦϖϨʔγϣϯʹؔΘͬͨਓͱฤूɺϨϏϡʔΛ͢Δ w (JU)VCͷXBOUFEMZQPTUNPSUFNTϦϙδτϦʹ*TTVFͷܗͰ࡞੒͢Δ w ࠶ൃ๷ࢭࡦ͕શͯߦΘΕͨΒ*TTVFΛDMPTF͢Δ w ຖिߦ͏ΤϯδχΞϛʔςΟϯάͰJTTVFΛڞ༗͢Δ 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ

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©2019 Wantedly, Inc. Πϯγσϯτൃੜ࣌ͷJTTVFͱϙετϞʔςϜͷҧ͍ w 8BOUFEMZ *ODͰ͸Πϯγσϯτ͕ൃੜͨ͠ࡍʹ(JU)VCʹJTTVFΛ࡞੒͢Δ w ߦͬͨΦϖϨʔγϣϯͷه࿥ w Өڹൣғͷௐࠪ w ΠϯγσϯτͷݪҼ΍࠶ൃ๷ࢭͷΞϓϩʔνʹؔ͢Δٞ࿦ w ͜ͷJTTVF͸Πϯγσϯτʹؔ͢ΔҰ࣌తͳϫʔΫεϖʔε w ৘ใΛ੔ཧ͠ɺଞऀ͕Πϯγσϯτʹରͯ͠ཧղͰ͖ΔΑ͏ʹϙετϞʔςϜΛ࡞੒͍ͯ͠Δ 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ

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©2019 Wantedly, Inc. ϙετϞʔςϜΛॻ͘৚݅ w 8BOUFEMZ *ODͰ͸ҎԼʹ֘౰͢Δࡍʹ࡞੒ w Ϣʔβʹݟ͑Δμ΢ϯλΠϜ΍ɺαʔϏεͷίΞͳମݧʹӨڹͨ͠৔߹ w XBOUFEMZJOGSBTUSVDUVSFSFQPTJUPSZͷJODJEFOUϥϕϧ͕͍͍ͭͯΔ΋ͷ͕֘౰ w Ϣʔβʹ͸Өڹ͸ͳ͔ͬͨ΋ͷͷɺ
 ࣌ؒܦաͱͱ΋ʹӨڹൣғ΍ඃ֐͕֦େ͢ΔڪΕ͕͋Δέʔε 8BOUFEMZ *ODʹ͓͚ΔϙετϞʔςϜ

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©2019 Wantedly, Inc. ࣮ࡍͷϙετϞʔςϜΛಡΜͰΈΔ

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©2019 Wantedly, Inc. 8BOUFEMZͷશαʔϏε͕ఀࢭ IUUQTHJUIVCDPNXBOUFEMZQPTUNPSUFNTJTTVFT ࣾ಺ͷϙετϞʔςϜ

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©2019 Wantedly, Inc. αϚϦ w Ϩίʔυ਺͕ଟ͘ΞΫηε͕ଟ͍ςʔϒϧʹର͠EFGBVMUWBMVFΛؚΉΧϥϜͷ௥ՃΛߦ͏
 "DUJWF3FDPSEϚΠάϨʔγϣϯΛ࣮ߦͨ͜͠ͱͰɺ֘౰ςʔϒϧ͕௕࣌ؒϩοΫ͞Εͨ w ςʔϒϧϩοΫͷӨڹͰ8BOUFEMZͷશαʔϏε͕෼ؒఀࢭͨ͠ ࣾ಺ͷϙετϞʔςϜ 8BOUFEMZͷશαʔϏε͕ఀࢭ

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©2019 Wantedly, Inc. ෮چରԠ w ϚΠάϨʔγϣϯΛதஅ w ΞΫςΟϒͳΫΤϦͷϓϩηεΛLJMMͨ͠ w QTRMίϚϯυͰEBUBCBTFʹೖΓɺ1(@5&3.*/"5&@#"$,&/%Λൃߦͨ͠ ࣾ಺ͷϙετϞʔςϜ 8BOUFEMZͷશαʔϏε͕ఀࢭ

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©2019 Wantedly, Inc. ࠜຊݪҼ w ϚΠάϨʔγϣϯΛؚΉมߋͷϨϏϡʔΛଵͬͨ w EFGBVMUWBMVFΛؚΉΧϥϜͷ௥Ճ͸ɺ"-5&35"#-&ͷ࣮ߦ͕࣌ؒ௕͘ͳΓةݥ w 1PTUHSF42-ͷA"-5&35"#-&ʜ"%%$0-6./AͰ͸
 "$$&44&9$-64*7&-0$,͕औಘ͞ΕΔ w औಘऀҎ֎ʹςʔϒϧʹΞΫηε͢ΔτϥϯβΫγϣϯ͕ແ͍͜ͱ͕อূ͞ΕΔ w EFGBVMUWBMVFΛؚΉΧϥϜΛطଘͷςʔϒϧʹ௥Ճ͢ΔͱɺશϨίʔυʹରͯ͠ߋ৽͕૸Δ w ݁Ռͱͯ֘͠౰ͷςʔϒϧ͕௕࣌ؒϩοΫ͞Εͯ͠·͏ ࣾ಺ͷϙετϞʔςϜ 8BOUFEMZͷશαʔϏε͕ఀࢭ

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©2019 Wantedly, Inc. EFGBVMUWBMVFΛؚΉΧϥϜͷ௥ՃΛ҆શʹߦ͏ʹ͸  EFGBVMUWBMVF੒໿Λઃ͚ͣʹΧϥϜΛ௥Ճ͢Δ  ΧϥϜʹEFGBVMUWBMVFͰࢦఆ͢Δ஋Λ௥Ճ͢ΔδϣϒΛ࡞੒͢Δ  EFGBVMUWBMVF੒໿ΛΧϥϜʹ෇༩͢Δ ࣾ಺ͷϙετϞʔςϜ 8BOUFEMZͷશαʔϏε͕ఀࢭ

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©2019 Wantedly, Inc. ࠶ൃ๷ࢭͷରԠ w ୹ظతʹऔΓ૊ΉΞΫγϣϯ w ϨϏϡʔͷపఈ w ϚΠάϨʔγϣϯΛߦ͏ࡍ͸2"؀ڥͰ࣮ߦ࣌ؒͷܭଌ͢Δ w ௕ظతʹऔΓ૊ΉΞΫγϣϯ w Ϩίʔυ਺ͷଟ͍ಛఆͷςʔϒϧʹରͯ͠EFGBVMUWBMVFΛؚΉΧϥϜͷ௥ՃΛ
 "DUJWF3FDPSEϚΠάϨʔγϣϯͰߦ͑ͳ͍Α͏ʹ͢Δ ࣾ಺ͷϙετϞʔςϜ 8BOUFEMZͷશαʔϏε͕ఀࢭ

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©2019 Wantedly, Inc. https://blog.travis-ci.com/2018-04-03-incident-post-mortem ࣾ֎ͷϙετϞʔςϜ

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©2019 Wantedly, Inc. αϚϦ w ޡͬͨσʔλϕʔεͷΫΤϦͷൃߦʹΑΓɺ1SPEVDUJPOͷσʔλϕʔεͷ͢΂ͯͷσʔλ͕
 ͢΂ͯ࡟আ͞Εͯ͠·ͬͨ w σʔλͷ෮چͷͨΊɺ5SBWJT$*ͷαʔϏεΛ࣌ؒఀࢭͨ͠ w σʔλ෮چલޙͰσʔλͷෆ੔߹͕ੜ͡ɺ෮چޙʹҰ෦ͷϢʔβ͸
 ผͷϢʔβͱͯ͠ϩάΠϯ͍ͯ͠Δঢ়گʹͳͬͨ ࣾ֎ͷϙετϞʔςϜ 5SBWJT$*ͷPVUBHF

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©2019 Wantedly, Inc. ෮چରԠ w ΞϓϦέʔγϣϯΛఀࢭ͠ɺσʔλϕʔεͷσʔλͷ෮ݩΛߦͬͨ w ෮چޙʹσʔλͷෆ੔߹ʹΑΓผͷϢʔβͱͯ͠ϩάΠϯͯ͠͠·͏ͷΛ๷͙ͨΊɺ
 ֘౰Ϣʔβʹؔͯ͠͸ϩάΠϯ༻ͷUPLFOΛSFWPLFͨ͠ ࣾ֎ͷϙετϞʔςϜ 5SBWJT$*ͷPVUBHF

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©2019 Wantedly, Inc. ࠜຊݪҼ w ϩʔΧϧ͔Β1SPEVDUJPO؀ڥͷσʔλϕʔεʹͭͳ͍Ͱ͍Δঢ়ଶͰςετΛ૸Βͤͨ w %BUBCBTF$MFBOFSHFNΛར༻͍ͯͨͨ͠Ίɺσʔλ͕࡟আ͞Εͯ͠·ͬͨ w %"5"#"4&@63-؀ڥม਺ʹ1SPEVDUJPO؀ڥͷσʔλϕʔεͷ63-͕ઃఆ͞Ε͍ͯͨ w Կ೔΋લʹ1SPEVDUJPO؀ڥͷσʔλݕূΛߦ͏ඞཁ͕͋ͬͨ w ͦͷͱ͖ͷUNVYͷηογϣϯ͕࢒͓ͬͯΓɺͦͷ͜ͱʹຊਓ͸ؾ͕෇͔ͳ͔ͬͨ w σʔλͷ࡟আʹର͢ΔݖݶΛ࣋ͭϢʔβͰ઀ଓͯ͠͠·͍ͬͯͨ ࣾ֎ͷϙετϞʔςϜ 5SBWJT$*ͷPVUBHF

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©2019 Wantedly, Inc. ࠶ൃ๷ࢭͷରԠ w ϩʔΧϧ͔Β1SPEVDUJPO؀ڥͷσʔλϕʔεʹͭͳ͙ͨΊͷ
 ϢʔβͰ͸σʔλͷ࡟আΛߦ͑ͳ͍Α͏ʹݖݶΛมߋͨ͠ w %"5"#"4&@63-͕ઃఆ͞Ε͍ͯΔ͜ͱʹؾ͕͚ͭΔΑ͏ͳ
 TIFMMͷQSPNQUΛઃఆͨ͠ w IUUQTHJUIVCDPNUSBWJTDJQSPNQU@XBSO@FOW w "DUJWF3FDPSEͷ઀ଓઌ͕MPDBMIPTUٴͼҎ֎ͷ৔߹ʹ
 %BUBCBTF$MFBOFSHFN͸σϑΥϧτͰ͸ྫ֎Λ౤͛ΔΑ͏ʹͨ͠ w IUUQTHJUIVCDPN%BUBCBTF$MFBOFSEBUBCBTF@DMFBOFSQVMM ࣾ֎ͷϙετϞʔςϜ 5SBWJT$*ͷPVUBHF

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©2019 Wantedly, Inc. ࠶ൃ๷ࢭͷରԠ w σʔλϕʔεͷSFBESFQMJDBΛ࡞੒͠ɺ
 1SPEVDUJPO؀ڥͷσʔλΛࢀর͍ͨ͠έʔεͰ͸ͦΕΛར༻͢ΔΑ͏ʹͨ͠ w ϑΣΠϧΦʔόʔͱϝϯςφϯεͷࣗಈԽʹΑΓɺσʔλϕʔεͷσʔλ෮چʹର͢Δ
 खಈΦϖϨʔγϣϯΛ࡟ݮͨ͠ ࣾ֎ͷϙετϞʔςϜ 5SBWJT$*ͷPVUBHF

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©2019 Wantedly, Inc. ·ͱΊ

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©2019 Wantedly, Inc. w ൃੜͨ͠Πϯγσϯτ͔ΒֶͼΛಘΔࣄ͕ॏཁ w ϙετϞʔςϜΛॻ͘͜ͱͰ
 Πϯγσϯτͷཧղͱվળɺڞ༗ΛՄೳʹ͢Δ ·ͱΊ

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©2019 Wantedly, Inc. ϙετϞʔςϜΛಡΉ͜ͱʹڵຯΛ࣋ͬͨΒ https://github.com/danluu/post-mortems

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©2019 Wantedly, Inc. w l43&αΠτϦϥΠΞϏϦςΟΤϯδχΞϦϯά
 ʕ(PPHMFͷ৴པੑΛࢧ͑ΔΤϯδχΞϦϯάνʔϜz 
 #FUTZ#FZFS $ISJT+POFT +FOOJGFS1FUPGG /JBMM3JDIBSE.VSQIZ 
 ᖒా෢உ ؔࠜୡ෉ ࡉ઒Ұໜ ໼ਧେี ۄ઒ཽ࢘ w ຋༁൛΋ݪॻ΋ΦϑΟεʹ͋Δ w ݪॻʹؔͯ͠͸8FCͰແྉެ։͞Ε͍ͯΔ w IUUQTMBOEJOHHPPHMFDPNTSFTSFCPPLUPDJOEFYIUNM ࢀߟจݙ