CloudFront + S3環境から Cloudflare R2 + Workers環境に移行した話

by Shigeki SUGAI

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!UFDLM $MPVE'SPOU4؀ڥ͔Β $MPVEGMBSF38PSLFST؀ڥʹ Ҡߦͨ͠࿩ ٢঵ࣉQN

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ࣗݾ঺հ w !UFDLMʢͯͬ͘Δʣ w γʔαʔגࣜձࣾͰ1FSMͷαʔϏεΛத৺ʹΠϯϑϥతͳ͓कΓΛͨ͠Γɺ σʔλҠߦͨ͠Γɺ͍ΖΜͳࡶ༻Λͨ͠Γ͍ͯ͠·͢ w ࠷ۙͷझຯɿ౶೘ප ౶੍࣭ݶ w ౶࣭ͷऔΓ͗͢ʹ͸஫ҙ͠·͠ΐ͏ʜ

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ॕ✨:"1$,ZPUP ࠓि຤͸͍Α͍Α:"1$,ZPUP͕։ ࠵͞ΕΔͱ͍͏͜ͱͰɺ ࣗ෼΋Կ͔Ξ΢τϓοτΛͤͶ͹ͱ͍͏ࣄ ͰॳΊͯͷ-5͍͖ͤͯͨͩ͞·͢ɻ ͪͳΈʹ:"1$,ZPUP͸:PV5VCF഑ ৴΋͋ΔͷͰݱ஍ʹߦ͚ͳ͍ํͰ΋ੋ ඇʜʂ IUUQTZBQDKBQBOPSHLZPUP

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ࠓճͷςʔϚ ςʔϚ͸ɺ:"1$,ZPUPͷʮUSZDBUDIʯʹΠϯεύΠΞ͞Εͯͷɺ ʮGJOBMMZʯͰ͢ɻ ৭ʑͳऔΓ૊ΈͷՌͯʹ౸ୡͨ͠੒Ռɺڥ஍ɺຫ৺ɺ؀ڥͷҧ͍౳ʹ͍ͭͯ ͱ͍͏͜ͱͰɺ ࠷ۙऔΓ૊ΜͰ͍ͨ ʮ$MPVE'SPOU4؀ڥΛ$MPVEGMBSF38PSLFST؀ڥʹҠߦͨ͠࿩ʯ ʹ͍ͭͯ঺հ͠Α͏ͱࢥ͍·͢ɻ

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໨࣍ w $MPVE fl BSF8PSLFSTͱ͸ w $MPVE fl BSF3ͱ͸ w Ҡߦ͢ΔࣄʹͳͬͨܦҢ w Ҡߦલͷߏ੒ w ҠߦͷྲྀΕ

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໨࣍ ҠߦͷྲྀΕ 8PSLFSTػೳ࣮૷ ΞϓϦέʔγϣϯ͔Β4ͱ3ͷμϒϧϥΠτ࣮૷ 43΁ͷϑϧίϐʔ Ωϟογϡύʔδͷ࣮૷ ϩΪϯά ੔߹ੑνΣοΫ ੾Γସ͑ʢ/4ͷҕ೚ʣ ࢒࡞ۀ

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$MPVEGMBSF8PSLFSTͱ͸ w IUUQTXXXDMPVE fl BSFDPNKBKQQSPEVDUTXPSLFST w αʔόϨε 'BB4 w -BNCEB!&EHF $MPVG'SPOU'VODUJPOTΈ͍ͨͳ΍ͭʢࡶʣ w +BWB4DSJQU 7 ͳͲ͕ಈ࡞ w 4FSWJDF8PSLFS͕ಈ͘ w ؆୯ͳ,7ʢLFZWBMVFʣͷΩϟογϡػೳ w ؆୯ͳΞϓϦέʔγϣϯͳΒαʔόϨεͰՄೳ

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$MPVEGMBSF8PSLFSTͱ͸ w ʜͱɺʹΘ͔ͳࣗ෼͕આ໌͢ΔΑΓ΋ɺ(15ઌੜʹฉ͍ͯΈͨ΋ͷΛషͬ ͨ΄͏͕ਖ਼͔֬΋͠Ε·ͤΜɻɻ

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$MPVEGMBSF3ͱ͸ w IUUQTCMPHDMPVE fl BSFDPNSHB w "NB[PO4ޓ׵ͷΦϒδΣΫτετϨʔδ w ʹ("͞Εͨ w 4ͱൺ΂ͯ͞Βʹ௿ίετ w 4ͱҧ͍ɺϦʔδϣϯͷ֓೦͸ແ͍

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$MPVEGMBSF3ͱ͸

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3ͱ4ͷҧ͍

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3ͱ4ͷҧ͍ ʜ͍ͭ͜͠ͷͰ͜ͷลͰ(15 ઌੜ͸ऴྃʹ͠·͆͢

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$MPVEGMBSFʹҠߦ͢Δࣄʹͳͬͨཧ༝ w ࡢࠓͷٸܹͳԁ҆ͷӨڹʹΑΔίετ૿Ճ΁ͷରࡦ w τϥϑΟοΫͱετϨʔδίετΛগ͠Ͱ΋҆͘཈͍͑ͨ w ·ͩ·ͩ("͞Εͨ͹͔ΓͰ࣮ࡍͷࣄྫ΋গͳ͘ɺॳ෺͸গʑා͍ͱ͜Ζ͸͋ ͕ͬͨɺνϟϨϯδ͢ΔՁ஋͕͋Δͱߟ͑ͨ w ࣮ࡍʹͲΕ͚ͩ҆͘ͳΔ͔Ͳ͏͔͸Ϣʔεέʔε࣍ୈͳͷͰ஫ҙ

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Ҡߦલͷߏ੒ w #BTJDೝূͷػೳͷ͓͔͛Ͱ݁ߏཪଆ͕ෳ ࡶͳࣄʹͳ͍ͬͯͨ w ཁ݅తʹશΩϟογϡग़དྷͣɺ/HJOY OHY@NSVCZͰ63-ຖʹ൑ఆ͍ͤͯͨ͞ w ͜͜΋஍ຯʹίετ͕͔͔͍ͬͯͨͨ Ίɺ$MPVE fl BSFҠߦΛػʹ#BTJDೝূػೳ ͸ഇࢭͯ͠γϯϓϧͳߏ੒ʹ͢Δࣄʹ

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ҠߦͷྲྀΕ

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8PSLFSTػೳ࣮૷ w 3ͷ("ͷλΠϛϯάͰɺެ։όέοτͱ͍͏ػೳ͕ఏڙ͞ΕΔΑ͏ʹͳͬͨ ͨΊɺγϯϓϧͳόέοτͷެ։͚ͩͰ͋Ε͹8PSLFSTΛ௨͞ͳͯ͘΋഑৴ Ͱ͖ΔΑ͏ʹ w ͔͠͠ɺݱࡏར༻͍ͯ͠Δ4ͷόέοτ͸ɺͪΐͬͱ໽հͳύεߏ੒ʹͳͬ ͓ͯΓɺެ։όέοτػೳͦͷ··Ͱ͸࢖͑ͳ͍͜ͱ͕൑໌

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8PSLFSTػೳ࣮૷ ݱࡏͷ63-ͱόέοτͷΠϝʔδ 63- IUUQTIPHFIPHFFYBNQMFKQJNBHFIFMMPKQH IUUQTUFTUTVCEPNBJOFYBNQMFKQJNBHFBCDQOH όέοτ಺ύε IIPIPHFIPHFJNBHFIFMMPKQH UUFUFTUTVCEPNBJOJNBHFBCDQOH ͜͏͍͏࣌͸8PSLFSTΛ࢖͏ͱ޷͖ͳΑ͏ʹ3όέοτ಺ͷύεͷϚοϐϯά౳ΛॊೈʹΧελ ϚΠζՄೳ

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8PSLFSTػೳ࣮૷ w ࠓճ͸Ҡߦͷ͓࿩͕ϝΠϯͳͷͰίʔυ౳͸লུ w ҎԼͷϖʔδͳͲΛࢀর͍͚ͯͨͩ͠Δͱʜ w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTXPSLFSTS w ͳ͓ɺ΋͏গ͠ڽͬͨ͜ͱΛ΍Γ͍ͨํ͸Ώʔ͚͢΂ʔ͞ΜʹΑΔ௒ߴ଎ͳ $MPVE fl BSF8PSLFSTϑϨʔϜϫʔΫʮ)POPʯͳͲΛ࢖͏ͱྑͦ͞͏Ͱ͢ɻ w IUUQTIPOPEFW

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8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯ w ը૾഑৴͕த৺ʹͳΔͨΊɺ͜Ε·ͰͷΑ͏ʹग़དྷΔݶΓΩϟογϡ͍ͨ͠ͱߟ ͑·ͨ͠ɻ w $MPVE fl BSF8PSLFSTͷΩϟογϡ͸ෳ਺ͷํ๏͕͋Γ·͢ w GFUDIDG w $BDIF"1* w ,7 w %VSBCMF0CKFDUT

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8PSLFSTػೳ࣮૷ $BDIFʹ͍ͭͯ w Ωϟογϡώοτ཰ͳͲΛߟ͑Δͱ ,7͕ཧ૝తʹݟ͑ͨͷͰ͕͢ɺ,7͸ ίετ͕ผ్͔͔ͬͯ͠·͏ʜ w ͜ͷͨΊࠓճ͸$BDIF"1*Λ࢖ͬͯΩ ϟογϡ͢ΔΑ͏ʹ w IUUQTEFWFMPQFSTDMPVE fl BSFDPN SFYBNQMFTDBDIFBQJ

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ΞϓϦέʔγϣϯ͔Β4ͱ3ͷμϒϧϥΠτ࣮૷ w ҎલΦϯϓϨ͔Β4ʹҠߦͨ࣌͠͸సૹྔΛ͋·Γҙࣝ͠ͳͯ͘΋ྑ͔ͬͨ ͷͰૉ๿ʹσΠϦʔͰࠩ෼γϯΫΛ͍ͯͨ͠ w ͔͠͠4͔Β3΁ͷҠߦͰ͸Ϋϥ΢υؒͷҠߦͱͳΔͨΊτϥϑΟοΫͷྉ ۚʹγϏΞʹͳΔඞཁ͕͋Δ w όέοτͷίϐʔ͸ग़དྷΔݶΓճͰ੒ޭͤ͞Δඞཁ͕͋Δ w ੾Γସ͑࣌ͷίϐʔʹΑΔαʔϏεͷఀࢭ࣌ؒʢϝϯςφϯεʣ΋ۃྗແ͘͠ ͍ͨ

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ΞϓϦέʔγϣϯ͔Β4ͱ3ͷμϒϧϥΠτ࣮૷ w ͦͷͨΊͷ४උͱͯ͠μϒϧϥΠτํ ࣜΛ࠾༻͢Δ͜ͱʹ w ΞϓϦέʔγϣϯଆͰ4ͱ3΁྆ํ ͷετϨʔδʹॻ͖ࠐΉΑ͏ʹվम w ͜ΕʹΑΓɺҠߦ४උத΋྆ํͷετ Ϩʔδ͕࠷৽ͷঢ়ଶΛอͯΔΑ͏ʹ

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ΞϓϦέʔγϣϯ͔Β4ͱ3ͷμϒϧϥΠτ࣮૷ w 3͸4ޓ׵ͷͨΊɺΞϓϦέʔγϣ ϯଆ͸͞΄Ͳେ͖ͳվमʹͳΒͣʹࡁ Μͩ w 4ͱͷओͳҧ͍ͱͯ͠͸ɺ3ʹ͸ SFHJPOͷ֓೦͕ଘࡏ͠ͳ͍ͷͰ ABVUPAΛࢦఆ͢Δ఺ɺ44-͕ඞਢͳ ఺ɺΤϯυϙΠϯτΛࢦఆ͢Δ఺ͳͲ ͘Β͍

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4͔Β3΁ͷશσʔλίϐʔ w μϒϧϥΠτ͕ຊ൪؀ڥͰਖ਼ৗʹಈ࡞͢ΔࣄΛ֬ೝޙɺ͍Α͍Α4͔Β3΁ ͷόέοτίϐʔΛߦ͍͖ͬͯ·͢ɻ w ͦΕͳΓͷαΠζͷόέοτͷ৔߹ɺࠓͷͱ͜Ζେ͖͘෼͚ͯͭͷํ๏͕͋ Δͱࢥ͍·͢ɻ 3.JHSBUPS 34VQFS4MVSQFS ͰҠߦ SDMPOFͰҠߦ

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4͔Β3΁ͷશσʔλίϐʔ ํ๏3.JHSBUPS 34VQFS4MVSQFS ͰҠߦ w ެࣜʹΑΔ3΁ͷҰׅҠߦπʔϧ w 3.JHSBUPS͸ຊ೔࣌఺Ͱ͸·ͩ#FUB൛ w ΦϒδΣΫτͷαΠζ΍ΦϒδΣΫτ਺ͳͲʹ੍͍͔ͭ͘ݶ͕͋Δ w IUUQTCMPHDMPVE fl BSFDPNKBKQDMPVE fl BSFSTVQFSTMVSQFSKBKQ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSEBUBNJHSBUJPOSNJHSBUPS

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4͔Β3΁ͷશσʔλίϐʔ ํ๏SDMPOFͰҠߦ w 3DMPOFͱ͸ΦʔϓϯιʔεͷίϚϯυϥΠϯϕʔεͷϑΝΠϧಉظ͓Αͼస ૹπʔϧ w IUUQTSDMPOFPSH w ެࣜͰ΋3ͰͷSDMPOFͷ࢖͍ํΛ঺հ͍ͯ͠Δ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSFYBNQMFTSDMPOF w 3.JHSBUPS͸·ͩϕʔλ൛Ͱ͋ΓɺόέοτͷαΠζ΍ίϐʔͷλΠϛϯά ੍ޚͳͲʹෆ͕҆͋ͬͨͨΊɺࠓճ͸ͪ͜ΒͷSDMPOFΛ࢖༻͢Δ͜ͱʹ

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4͔Β3΁ͷશσʔλίϐʔ SDMPOFಈ࡞؀ڥʹ͍ͭͯ w ίϐʔݩͷ4όέοτ͕౦ژϦʔδϣϯͷͨΊɺ౦ژϦʔδϣϯʹ ADOYMBSHFAͷҠߦ༻&$ΠϯελϯεΛ༻ҙ w ʢ˞DO͸ωοτϫʔΫଳҬ͕࠷େ(CQTʣ

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4͔Β3΁ͷશσʔλίϐʔ SDMPOFͷίϚϯυΦϓγϣϯ w SDMPOFʹ͸਺ଟ͘ͷΦϓγϣϯ͕͋Γ·͕͢ɺҎԼͷαΠτͳͲΛࢀߟʹɺ ࠷దͱͳΓͦ͏ͳΦϓγϣϯΛௐ੔͠·ͨ͠ɻ w IUUQTGPSVNSDMPOFPSHUIPXUPNBYJNJ[FTJOHMF fi MFNVMUJQBSU VQMPBETQFFEUPDMPVE fl BSFSTDPNQBUJCMF w IUUQTSDMPOFPSH fl BHTΑΓ w

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4͔Β3΁ͷશσʔλίϐʔ SDMPOFͷ᠘ w ͪͳΈʹSDMPOF͸ADPQZAͱATZODAίϚϯυ͕͋Δ͕ɺ w STZODͱҧͬͯATZODAίϚϯυΛ࢖͏ͱSTZODEFMFUFͷڍಈͱͳΔͷ Ͱཁ஫ҙ w ҰճݶΓͷϑϧίϐʔͰ͸ADPQZAΛ࢖͏ͷ͕҆શ w IUUQTEFYMBCOFUQVLJXJLJJOEFYQIQ .FNP-JOVY SDMPOFTF

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4͔Β3΁ͷશσʔλίϐʔ SDMPOF࣮ߦ w ؆୯ͳSDMPOFͷϥούʔతͳ1FSMεΫϦϓτΛ༻ҙͯ͠SDMPOFίϚϯυΛ ಈతʹੜ੒ͯ࣌ؒ͠ɾϩάɾίετΛܭଌ͠ͳ͕Βॱ൪ʹίϐʔ w ύεͷ֊૚͕ͦΕͳΓʹଟ͍ͨΊɺΞϧϑΝϕοτॱͷୈ֊૚·ͰΛίϐ ʔ͢Δύεͷ୯Ґͱͯ͠ฒྻYฒྻ͘Β͍Ͱঃʑʹ૿΍͠ ͳ͕Β࣮ߦ

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4͔Β3΁ͷશσʔλίϐʔ ίϐʔʹ͔͔Δ3ૢ࡞ؔ࿈ͷίετνΣοΫ w ڊେͳόέοτΛίϐʔ͢Δ࣌͸ͲΕ͚ͩͷΦϒδΣΫτૢ࡞Ͱίετ͕͔ ͔Δ͔Λ44UPSBHF-FOT౳Ͱ༧Ί༧ଌ͓ͯ͘͠ͱྑ͍ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNSQMBUGPSNQSJDJOH w $MBTT"0QFSBUJPOTʢ-JTU0CKFDUT 1VU0CKFDUͳͲʣ w $MBTT#0QFSBUJPOTʢ)FBE0CKFDU (FU0CKFDUͳͲʣ͕ͲΕ͚͔͔ͩΔ ͔Λ೺Ѳ͢Δ

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4͔Β3΁ͷશσʔλίϐʔ ίϐʔʹ͔͔Δ3ૢ࡞ؔ࿈ͷίετνΣοΫ w $MPVE fl BSFͰ͸(SBQI2-"1*͕༻ҙ͞Ε͍ͯΔͨΊɺ w ҎԼͷهࣄͰ঺հ͞Ε͍ͯΔΑ͏ʹɺ3ͷ֤छϝτϦΫεΛ(SBGBOBͰͪ ΐͪ͘ΐ֬͘ೝग़དྷΔΑ͏ʹ͢Δͱྑͦ͞͏ w $MPVE fl BSF3ͷ(SBQI2-"OBMZUJDTΛ(SBGBOBͰՄࢹԽ͢Δ w IUUQTRJJUBDPNLIBZBNBJUFNTCCGCCBCE

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4͔Β3΁ͷશσʔλίϐʔ /"5(BUFXBZ՝ۚͷ᠘ w όέοτίϐʔ࡞ۀ։࢝౰ॳɺૉ๿ʹSDMPOFΛ։࢝ͨ͠΋ͷͷɺࢥͬͨΑ Γ΋"84ଆͷྉ͕ۚ௓Ͷ্͕ͬͯ͠·͏໰୊͕ൃੜ w ௐࠪͨ͠ͱ͜Ζɺ࡞ۀ༻ͷ&$͕ϓϥΠϕʔταϒωοτʹଐ͍ͯͯ͠ɺͦ ͔͜Β4Λ3ʹίϐʔͨͨ͠Ί֎෦$MPVE fl BSF΁ͷΞ΢τό΢ϯυ௨৴͕ /"5(BUFXBZܦ༝ʹͳͬͯ͠·͍ͬͯͨ w ͜ΕΛճආ͢Δʹ͸&$ΛύϒϦοΫαϒωοτʹஔ͔͘ɺ71$ &OEQPJOUΛར༻͢Δͱ/"5(BUFXBZܦ༝ʹͳΒͳͯ͘ࡁΉͷͰ੾Γସ͑ Λߦͬͨ

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4͔Β3΁ͷશσʔλίϐʔ /"5(BUFXBZ՝ۚͷ᠘ w ҎԼͷهࣄͳͲ͕ࢀߟʹͳΓ·ͨ͠ɻɻ w ͦͷτϥϑΟοΫɺ/"5ήʔτ΢ΣΠΛ௨͢ඞཁ͋Γ·͔͢ʁద੾ͳܦ࿏Ͱෆཁͳ σʔλॲཧྉۚ͸࡟ݮ͠·͠ΐ͏ w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTSFEVDFVOOFDFTTBSZDPTUTGPSOBUHBUFXBZ w &$͔Β4΁ΞΫηε͢Δͭͷϧʔτͱίετ w IUUQTUFDIOSJOFUDPNFOUSZBDDFTT@SPVUFT@GSPN@&$@UP@4 w ΍͸Γ͜͏͍͏࡞ۀΛ͢Δࡍ͸ɺ୹ظؒͰҰؾʹίϐʔΛߦΘͣɺ$PTU&YQMPSFSΛ ࡉ͔͘νΣοΫ͠ͳ͕ΒͦΕͳΓʹ࣌ؒΛ͔͚ͯ΍͍ͬͯ͘ͷ͕ྑͦ͞͏

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Ωϟογϡύʔδͷ࣮૷ w $MPVE fl BSF$BDIF"1*Λ࢖ͬͯΩϟογϡ͍ͯ͠Δ৔߹͸Ωϟογϡͷύ ʔδΛ$MPVE fl BSF"1*Λ࢖ͬͯߦ͏ඞཁ͕͋Δ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNDBDIFIPXUPQVSHF DBDIFQVSHFCZTJOHMF fi MFCZVSM w $MPVE'SPOUͷ*OWBMJEBUJPOTͱ͸ҧ͍ɺ$MPVE fl BSFͷΩϟογϡύʔδϦΫ Τετࣗମ͸ແྉͷͨΊɺίετ͸ؾʹͤͣʹૉ๿ʹ࡟আ͞ΕͨϑΝΠϧ ͷ63-ΛదٓΩϡʔʹೖΕͯ౤͛ΔΑ͏ʹ૊ΈࠐΈ

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ϩΪϯάͷઃఆ w Ҡߦલͷ$MPVE'SPOUͰ͸ɺಛఆͷ֦ுࢠͷϦΫΤετ݅਺ͳͲΛఆظతʹ ूܭͯ͠%#ʹೖΕΔͱ͍ͬͨࣄΛߦ͍ͬͯͨ w $MPVE fl BSFͰ͸-PHQVTIͱ͍͏ػೳ͕͋ΔͨΊɺ͜ΕΛར༻ -PHQVTI ͸&OUFSQSJTFϓϥϯͷΈ࢖༻Մೳ w $MPVE fl BSF3ʹ)551ΞΫηεϩάΛϓογϡͯ͠"1*Ͱऔಘ͢Δ·Ͱ w IUUQTEFWDMBTTNFUIPEKQBSUJDMFTDMPVE fl BSFSMPHQVTI

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ϩΪϯάͷઃఆ -PHQVTI w -PHQVTI͸ϩΪϯάʹඞཁͳϧʔϧΛਖ਼نදݱ "/% 03ͳͲͰࡉ͔͘ࢦ ఆՄೳ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNMPHTSFGFSFODF fi MUFST w ग़ྗͨ͠ϩά͸3ʹཷΊࠐΜͰ"1*ͰऔಘՄೳ w ࣌ؒΛࢦఆͯ͠ಛఆͷϩάΛऔΓग़͢৔߹ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNMPHTSMPHSFUSJFWBM SFUSJFWFMPHTCZUJNFSBOHF

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੔߹ੑνΣοΫ w ͜͜·ͰͷखॱͰ4͔Β3΁ͷίϐʔ͕׬͓ྃͯ͠Γɺ w ΞϓϦέʔγϣϯ͔Β͸4ͱ3ͷ྆ํʹॻ͖ࠐΈ͕͞Ε͍ͯΔͨΊɺجຊ తʹ͸όέοτͷத਎͸Ұॹʹͳ͍ͬͯΔʮ͸ͣʯ w ͕ɺ࣮ࡍʹҰॹͷϨεϙϯε͕ฦͬͯ͘ΕΔͷ͔ɺίϐʔ࿙Ε΍ϑΝΠϧͷ ܽଛͳͲ͸ແ͍ͷ͔ͷ੔߹ੑͷ֬ೝΛߦ͏Α͏ʹͯ͠Έͨ

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੔߹ੑνΣοΫ w 8PSLFST͸ෳ਺ͷΧελϜυϝΠϯΛϚοϐϯά͢Δࣄ͕Մೳ w ຊ൪ͱ͸ԾͷυϝΠϯΛ༻ҙͯ͠ɺࣄલʹݟൺ΂ग़དྷΔΑ͏ʹςετ w QSPEVDUJPOFYBNQMFOFUʢຊ൪༻υϝΠϯʣ w QSPEVDUJPOFYBNQMFDPNʢ੔߹ੑνΣοΫ༻υϝΠϯʣ w όέοτ಺ͷ63-ΛϥϯμϜʹੜ੒࣮ͯ͠ࡍͷϨεϙϯείʔυ΍A$POUFOU 5ZQFA A$POUFOU-FOHUIAͳͲͷൺֱΛߦ͏εΫϦϓτΛ༻ҙ w ͜ͷ੔߹ੑνΣοΫʹΑΓҰ෦όέοτͷίϐʔ࿙ΕΛݕ஌ग़དྷ·ͨ͠ʜ

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੾Γସ͑ʢ/4ͷҕ೚ʣ w ఀࢭϝϯςφϯεΛ͠ͳ͍ͰࡁΉΑ͏ʹɺ1BSUJBM $/".& TFUVQΛར༻ͯ͠੾Γସ͑Λߦͬͨ 1BSUJBM $/".& TFUVQͰຊ൪༻υϝΠϯΛೝূͤ͞Δ ݩʑ3PVUFΛར༻͍ͯͨ͠ͷͰɺ3PVUFଆͰADMPVE fl BSFWFSJGZFYBNQMFOFUAͷΑ͏ͳ595 ϨίʔυΛ࡞੒ $MPVE fl BSFଆͷ%/4ʹ༧Ίطଘͷ3PVUFͱಉ͡ϨίʔυΛ͢΂ͯઃఆ͓ͯ͘͠ 3PVUFଆͷ$MPVE'SPOUͷ"MJBTϨίʔυͱಉ͡ϨίʔυΛ$MPVE fl BSFଆʹ΋$/".&Ͱొ࿥ͯ͠ ͓͘ɻ͜ͷࡍɺ1SPYJFEͰ͸ͳ͘ʮ%/4POMZʯͱ͢Δ 8PSLFSTͷ$VTUPN%PNBJOΛઃఆ

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੾Γସ͑ʢ/4ͷҕ೚ʣ 8PSLFSTͷAXSBOHMFSUPNMA಺ͷDVTUPN@EPNBJO΋ઃఆ͠ɺAXSBOHMFSQVCMJTIAͰσϓϩΠ͢Δ 8PSLFSTͷຊ൪༻$VTUPN%PNBJO͕A*OJUJBMJ[JOHA͔ΒA"DUJWFAʹมΘΔͷΛ଴ͭ "DUJWFʹͳͬͨΒɺDVSM౳Ͱ֬ೝ ADVSM*9(&5IUUQTIPHFFYBNQMFOFUUFTUQOHSFTPMWFIPHFFYBNQMFOFU\DMPVE fl BSF*1^A ͜͜·Ͱ໰୊ແ͔ͬͨΒɺ/4ͷҕ೚࡞ۀΛߦ͏ A$/".&4FUVQA͔ΒA'VMM4FUVQAʹมߋ͢Δ 3PVUFଆʹ/4ϨίʔυΛ࡞੒ͯ͠ɺ$MPVE fl BSFʹҕ೚ ࣄલʹೖΕ͓͍ͯͨDMPVEGSPOUͷϨίʔυΛXPSLFSTʹมߋ͢Δɻ͜ͷࡍɺA%/4POMZA͔ΒA1SPYJFEAʹมߋ AXSBOHMFSUBJMAͰϩάΛ؂ࢹ͢Δ

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੾Γସ͑ʢ/4ͷҕ೚ʣ ສ͕Ұͷ৔߹ͷ੾Γ໭͠ w ΋͠੾Γ໭͠Λߦ͍͍ͨ৔߹͸ɺ$MPVE fl BSFଆ%/4ͷ8PSLFSTͷ $/".&ΛݩͷDMPVEGSPOUͷ"-*"4Ϩίʔυʹมߋʢ͔ͭA1SPYJFEAΛ A%/4POMZAʹʣ͢Δ͜ͱͰ੾Γ໭͕͠Մೳ

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࢒࡞ۀ w $MPVE fl BSF38PSLFST؀ڥʹ੾Γସ͑ޙɺ͠͹Β͘ͷظؒฒߦՔಈͰ༷ ࢠΛݟͭͭɺ੾Γ໭͠ͷඞཁ͕ແ͘ͳͬͨͱ൑அग़དྷͨλΠϛϯάʹͳͬͨ ΒΞϓϦέʔγϣϯଆͷ4ͱ3΁ͷμϒϧϥΠτͷ࢓૊ΈΛഇࢭ͠ɺ3ͷ Έॻ͖ࠐΈͷγϯάϧߏ੒ʹมߋ͢Δ w ඞཁ͕͋Ε͹ϥΠϑαΠΫϧϧʔϧಉ౳ॲཧͷ૊ΈࠐΈͳͲΛݕ౼ w 4όέοτ΍$MPVE'SPOUͷσΟετϦϏϡʔγϣϯͳͲɺؔ࿈͢ΔϦιʔε ͷΞʔΧΠϒ΍૟আΛߦ͏ w Ҏ্ͰҠߦ࡞ۀͱͯ͠͸ऴྃʹͳΓ·͢

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খωλ

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খωλ-81ʢMJCXXXQFSMʣͷ6TFS"HFOU͕σϑΥϧτͰڋ൱͞Ε͍ͯΔ໰୊ w 1FSM࢖͍ͱͯ͠͸࠷ॳ஌ΒͣʹͪΐͬͱϋϚͬͨ఺Λ঺հ͠·͢ɻ w $MPVE fl BSFશൠͷσϑΥϧτઃఆͱͯ͠ɺ1FSMͷඪ४)551ΫϥΠΞϯτͰ ͋Δ-81͕ڋ൱͞Εͯ͠·͍ͬͯ·͆͢

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খωλ-81ʢMJCXXXQFSMʣͷ6TFS"HFOU͕σϑΥϧτͰڋ൱͞Ε͍ͯΔ໰୊ w ͜ͷ໰୊͸#SPXTFS*OUFHSJUZ$IFDLͱ͍͏࢓૊ΈͷΑ͏ͰɺͦͷੲεύϚ ʔ͕͜ͷ-81ͷ6"Λѱ༻ͨ͠έʔε͕ଟ͔ͬͨΜͩͱਪଌ͞ΕΔʜ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNTVQQPSU fi SFXBMMTFUUJOHT VOEFSTUBOEJOHUIFDMPVE fl BSFCSPXTFSJOUFHSJUZDIFDL w #SPXTFS*OUFHSJUZ$IFDL͸ɺ8FCTJUFT4FDVSJUZ4FUUJOHT͔Βػೳͷ 0/0''͕Մೳ w ΋͘͠͸ɺ0''ʹ͢ΔͷͰ͸ͳ͘ɺಛఆͷ6"ΛڐՄ͍ͨ͠৔߹͸8"'ͷ $VTUPNF3VMF͔Β೚ҙͷ6TFS"HFOUΛ௥Ճ͢Δํ๏΋

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খωλ-81ʢMJCXXXQFSMʣͷ6TFS"HFOU͕σϑΥϧτͰڋ൱͞Ε͍ͯΔ໰୊ w ͕ɺͳΔ΂͘$MPVE fl BSFඪ४ʹ߹Θ͓͖͔ͤͯͨͬͨͷͰࠓճ͸ҎԼͰରԠ͆ ͳ͓ɺ'VSMͳΒؾʹ͠ͳͯ͘ྑ͍ͷͰ'VSMΛ࢖͏ͱγϯϓϧͰྑ͍ͱࢥ͍·͢🐫

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খωλ8FC1ͷରԠ͕؆୯ʹઃఆՄೳ w ͪ͜Β͸ϋϚͬͨ໰୊Ͱ͸ͳ͍ͷͰ͕͢ɺૉ੖Β͍͠ͱࢥͬͨͷͰ঺հ͠· ͢ɻ w $MPVE fl BSF1PMJTIͱ͍͏ػೳ͕͋Γɺ1SPҎ্ͷϓϥϯͰ͋Ε͹ɺϙνϙν͢ Δ͚ͩͰ8FC1ରԠ͕Մೳʹʜʂ w IUUQTEFWFMPQFSTDMPVE fl BSFDPNJNBHFTQPMJTI w ΞϓϦέʔγϣϯଆͰ8FC1ରԠΛ͠Α͏ͱ͢Δͱ݁ߏେมͩͬͨΓ͢Δͷ Ͱɺ͜Ε͸ૉ੖Β͍͠

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·ͱΊ

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·ͱΊ w $MPVE'SPOU4؀ڥ͔Β$MPVE fl BSF38PSLFSTʹҠߦ͢Δํ๏ͷҰྫ Λ঺հ͠·ͨ͠ɻ w ·ͩ3͸("͞Ε͔ͯΒ͞΄Ͳܦա͍ͯ͠ͳ͍ͨΊɺ༧ظ͠ͳ͍໰୊ͳͲ΋͋ Δ͔΋͠Ε·ͤΜ͕ɺίετ࡟ݮͷ؍఺͔Β͢Δͱ݁ߏͳΠϯύΫτ͕͋Δͱ ࢥ͍·͢ɻ w ࠓճ͸Ұͭͷࣄྫͱͯ͠঺հ͠·͕ͨ͠ɺؒҧ͍ͬͯΔ఺΍΋ͬͱྑ͍΍Γํ ͳͲ͋Γ·ͨ͠Βڭ͍͚͑ͯͨͩΔͱ͋Γ͕͍ͨͰ͢ɻ