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マネーフォワードの子会社MF KESSAIが選択したアーキテクチャ
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shinofara
March 25, 2018
Technology
5.7k
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マネーフォワードの子会社MF KESSAIが選択したアーキテクチャ
Rails Developers Meetup 2018
shinofara
March 25, 2018
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Transcript
3BJMT%FWFMPQFST.FFUVQ ϚωʔϑΥϫʔυͷࢠձࣾ.',&44"*͕બ ͨ͠ΞʔΩςΫνϟ !TIJOPGBSB
·ͣࣗݾհ
·ͣࣗݾհ ࣰݪ༞و !TIJOPGBSB w (Pྺ"84ྺ($1ྺ%PDLFSྺ 3BJMT͝ΊΜͳ͍͞ w &NBDT(PMBOE w
৽ଔͰ:BIPP+"1"/ʹೖࣾɺͦͷޙస৬Λ܁Γฦ͢ w ݄ΫϥυίϯςφԽͤͯԼ͍͞ʂͱ.'ʹೖࣾ ͨ͠ͷͷɺؾ͚ͮ w ݄ʹ.',&44"*גࣜձࣾͷ্ཱͪ͛ʹࢀՃ w ͦͯ͠ݱࡏ$5043&ͱͳΔ
ࠓ͢ࣄ w .',&44"*͍ͭͯ w ͜Ε͔Β͓͢Δࣄͷେલఏ w .',&44"*ͷΞʔΩςΫνϟ
.',&44"*ͱ .',&44"*ͱ͍͏ձࣾΛ͝ଘͰ͠ΐ͏͔
.',&44"*ͱ .POFZ'PSXBSE͝ଘͰ͠ΐ͏͔
.',&44"*ͱ w ݄ઃཱ w ϚωʔϑΥϫʔυͷࢠձࣾ w σʔλͷՄࢹԽʹΑΔʮۀޮԽʯ͚ͩͰ ͳ͘ɺʮࢿۚ܁ΓվળʯʹϑΥʔΧεͨ͠ ձࣾ
.',&44"*Ͳ͏͍͏αʔϏεͳͷ͔ ചΓख ങ͍ख ༩৴ௐࠪ ٻॻൃߦ ೖۚཧ ಜଅɾ࠵ଅ ۚճऩ ٻۀϓϩηε ͜ͷϓϩηεͷͯ͢Λߦ
.',&44"*Ͳ͏͍͏αʔϏεͳͷ͔ ؆୯ʹݴ͏ͱɺٻߦ
.',&44"*ͱ ͜Ε͔Β͓͢Δ͜ͱͷେલఏ
͜Ε͔Β͓͠ͳ͍ࣄ w 3BJMTͷ͓ग़͖ͯ·ͤΜ w .POFZ'PSXBSEɺ.',&44"*ͷ͓Ͱ·ͤ Μ
͜Ε͔Β͓͢Δ͜ͱ w ࠓճʮ3BJMTʯͷձࣾͷࢠձࣾͱͯ͠ੜͨ͠ɺ .',&44"*͕ɺ͔̌ΒͲͷ༷ͳΞʔΩςΫνϟ બఆΛ͔ͨ͠Λ͓͠·͢ɻ w ༰ͱͯ͠ਂ͘ΑΓ͘ͳͬͯ·͢ɻ w ৽نࣄۀɺ৽αʔϏεɺ·ͨࢠձ্ཱࣾͪ͛ ͷࡍʹཱͯΕΕͱࢥͬͯ·͢ɻ
.',&44"*ͷΞʔΩςΫνϟ
.',&44"*ͷΞʔΩςΫνϟ ։ൃશൠͷํ ݴޠͷબ ։ൃڥ (PΞϓϦέʔγϣϯ ͷ։ൃํ ΠϯϑϥετϥΫνϟ αʔϏε &YUFSOBM"1* *OUFSOBM"1*
ͦͷଞαʔϏε ใཧ $POpH4FDSFU ։ൃɾӡ༻ࢧԉπʔϧ ݱࡏͷνʔϜʹ͍ͭͯ
։ൃશମͷํ
։ൃશମͷํ w ഁյతͳมߋΛڪΕͳ͍ w ඞཁ͕͋Ε%#ͷϦϑΝΫλͳͲੵۃతʹ w υϝΠϯ͕ࣝඞཁͳॴͷ։ൃʹूத͢Δ w 044֎෦αʔϏεΛੵۃతʹ࠾༻͢Δ w
'JSFCBTF"VUIFOUJDBUJPO w 4FOE(SJE w "1*(BUFXBZͱͯ͠,POH w NBJMDBUIFSNBJMUSBQ
ݴޠͷબ
ݴޠͷબ w 3BJMTΛ͏ձࣾͷࢠձ͔ࣾͩΒ3BJMTͱ͍͏ܾΊ ํΊΔ w ݴޠʹٻΊΔࣄΛ໌֬ʹͯ͠ɺબ͢Δ w ݴޠ༷ϨϕϧͰ͛Δόά͍͗ͨ w ݴޠϨϕϧͰॻ͖ํ͕͋Δఔ౷ҰͰ͖Δ
w ͳʹΑΓࢠڙͱ͕ͪ͏ಓʹਐΈͨʜ SZ w ݁Ռ(PݴޠΛ࠾༻
։ൃڥ
ΤσΟλ w ࠷ॳͷࠒWJN FNBDT WJTVBMTUVEJPDPEFͱͦ ΕͧΕ͕͖ͳΤσΟλ w (PMBOEʢॳ(PHMBOEʣ͕ແྉͰެ։͞Εͩ ͔ͯ͠Βɺ෩͖͕มΘͬͨ w
༗ྉʹͳ͚ͬͨͲ શһ(PMBOE
։ൃڥ 3&"%.&8*,*ʹॻ͔Εͨڥߏஙʹखॱɺ࠷৽ͷखॱͰ ͳͳ͘ͳΔࣄΑ͋͘Δ ͦͷҝɺखॱॻͭ͘Βͣɺ୭Ͱ̍ίϚϯυͰαΫοͱ࡞ ΕΔΑ͏ʹ͍ͯ͠·͢ɻ .',&44"*ͷϚΠΫϩαʔϏεԽΛࢧ͑Δɺ%PDLFSΛϑϧ׆༻ͨ͠։ൃڥͷྺ࢙ʹৄࡉ ͕͋Γ·͢ɻ $ make up
# ͘͠ $ make up-web
.',&44"*ͷΞʔΩςΫνϟ (PΞϓϦέʔγϣϯͷ։ൃํ
੩తղੳπʔϧ࠷ॳ͔Β ͋ͨΓ·͔͑͠Ε·ͤΜ͕ɺ࠷ॳ͔Β੩తղੳπʔ ϧΛಋೖ͓ͯ͘͜͠ͱͰɺ࠷ݶίʔυͷ࣭Λอ ͭࣄ͕ग़དྷΔ w ίϝϯτΛڧ੍ w ϑΥʔϚοτΤϥʔ w ෆཁͳύοέʔδΛΠϯϙʔτ͍ͯ͠ͳ͍͔
w ٯʹඞཁͳύοέʔδΛΠϯϙʔτ͍ͯ͠Δ͔
ϑϨʔϜϫʔΫϥΠϒϥϦͷબ w (PݴޠͰɺඪ४ύοέʔδ͕ेἧͬͯΔ ҝɺϑϨʔϜϫʔΫΛΘͣγϯϓϧʹ w ඞཁʹԠͯ͡ɺύοέʔδΛબ֦ͯ͠ு w ྫ͑-PH6CFS͕։ൃͨ͠[BQΛ׆༻ w γϯϓϧͳϨΠϠʔυΞʔΩςΫνϟ࠾༻
w ඞཁʹԠͯ͡σβΠϯύλʔϯΛదԠ w %*4FSWFJDF-PDBUPS1BUUFSOಋೖ
ϨΠϠʔυΞʔΩςΫνϟ w ӈਤͷ༷ͳɺγϯϓϧͳϨΠ ϠʔυΞʔΩςΫνϟΛ࠾༻ w %%%ϥΠΫͳ-BZFSFE "SDIJUFDUVSFΛઓज़తʹ࠾༻ ͯ͠·͕͢ɺᘳͳ%%%ઃܭ Λ͍ͯ͠Δ༁Ͱ͋Γ·ͤΜɻ ΞϓϦέʔγϣϯ
υϝΠϯ ΠϯϑϥετϥΫνϟ ΤϯςΟςΟ ϦϙδτϦ FUDʜ
%* GVOD$POUSPMMFS \ লུ 4FSWJDF EC MPHHFS ^ EC
MPHHFSΠϯελϯΛ֎෦͔ Βड͚औΔ GVOD4FSWJDF EC EC%# M MPHHFS-PHHFS \ ^ %FQFOEFODZ*OKFDUJPOͱݺΕΔ σβΠϯύλʔϯͷҰछ ར༻͢ΔΦϒδΣΫτΛݺͼग़͠ ݩ͔Βೖ͢ΔࣄͰɺૄ݁߹Խ ֎෦͔ΒΦϒδΣΫτΛͤΔΑ ͏ʹͳͬͨࣄͰɺςετ͕͢͠ ͘ͳΓ·͢ɻ
4FSWJDF-PDBUPS1BUUFSO GVOD$POUSPMMFS \ লུ 4FSWJDF MPDBUPS ^ EC MPHHFSΠϯελϯΛ֎෦͔
Βड͚औΔ GVOD4FSWJDF MPDBUPSJOUFSGBDF\ (FU%# EC%# (FU-PHHFS MPHHFS-PHHFS^ \ ^ σβΠϯύλʔϯͷҰछ ೖ͢Δඞཁͷ͋ΔΦϒδΣΫτ ͕૿͑ͯɺҾΛมߋ͢Δඞ ཁ͕ͳ͘ͳΓɺςετͷࡍͳͲʹ ϞοΫʹࠩ͠ସ͑ͨΓ͢Δͷָ͕ ʹͳΔ (PݴޠͰɺ͜ͷΑ͏ʹΠϯλ ϑΣʔεΛҾͱͯ͠ఆ͓ٛͯ͠ ͘͜ͱ͕Ͱ͖Δ
.',&44"*ͷΞʔΩςΫνϟ ΠϯϑϥετϥΫνϟ
%PDLFS w ͩΕ͕Ͳ͜Ͱ࡞ͬͯಉ͡ڥΛ࠶ݱ͍ͨ͠ w ڥͷಉҰੑͷ୲อ w ΞϓϦέʔγϣϯຖʹಈ࡞ڥΛͯ͠ཧ w ΞϓϦέʔγϣϯͷΧϓηϧԽ w
$*ͰͬͨڥɺεςʔδϯάͰ֬ೝͨ͠ڥ Λຊ൪Ͱ͍͍ͨ w SVOUJNFڥͷҰ؏ੑ
($1Λ͏ࣄʹͨ͠ཧ༝ (4VJUFͱ࿈ܞ͢ΔࣄͰɺ༰қʹݖݶཧ͕ग़དྷΔࣄʢ*".ʣ ҙࣝ͠ͳͯ͘σʔλ͕ੵ͞ΕΔ4UBDLESJWFSͷଘࡏ ,VCFSOFUFTαʔϏε͕ଘࡏͨ͠ࣄ ࠓ"84ɺ#MVF.JYɺ"[VSFʹଘࡏ͍ͯ͠Δ
ΠϯϑϥΤϯδχΞෆࡏͰӡ༻͍͢͠
,VCFSOFUFT w %PDLFSͷΦʔέετϨʔγϣϯπʔϧͱͯ͠ɺ "84&$4($1(,& ,VCFSOFUFTʣͰɺ ,VCFSOFUFTΛ࠾༻ w બ࣌("&'&ແ͔ͬͨ w ͠ଘࡏ͍ͯͨ͠Β࠷ॳ("&'&ʹ͔ͯͨ͠
˞ޙड़͢Δཧ༝ʹΑΓɺ("&(PબͰ͖ͣ
(PPHMF"QQ&OHJOF'MFYJCMF&OWJSPONFOU ("&'& w $SPO+PCɺ1VC4VC͔Βͷ1VTIઌʢ4VCTDSJCFSʣ ͱͯ͠ར༻ w ("&'&ʹͨ͠ཧ༝ɺ1%'ੜʹ$ISPNF )FBEMFTT͕ඞཁ͔ͩͬͨΒ w LTͰىಈதͷίϯςφͱ$SPO+PCͰಉ͡υϝ
ΠϯΛѻ͏ͷͰ̍ϦϙδτϦͰཧ͍ͯ͠·͢ w (PݴޠͩͱɺDNEXFCNBJOHPDNEDSPO NBJOHPͷ༷ʹ͓ͯ͘͜͠ͱͰϓϩηεΛ͢ Δࣄ͕ग़དྷΔ
.',&44"*ͷΞʔΩςΫνϟ αʔϏεઃܭ
αʔϏεઃܭ ΞϓϦέʔγϣϯͷ࣌ظ γϯϓϧʹ̍ϦϙδτϦ w ࠷ॳ͔Β8&#"1*ͱ͚ͯ͠·͏ͱɺૣ͗ͨ͢ ࠷దʹͳͬͯ͠·͏ͱɺ݁ہ։ൃޮ͕Լ͠ ͯ͠·͏ɻ
·ͣ࠷ॳʹ։ൃͨ͠ ࠷ݶҎԼͷػೳ͕͋ΕɺϏδωεΛ։࢝͢Δࣄ ͕Ͱ͖ͨͷͰɺࣾπʔϧͷ։ൃ͔Βணख w اۀ৹͕ࠪग़དྷΔࣄ w औҾใͷཧ͕ग़དྷΔࣄ w ৼࠐͷҝʹܭࢉ͕Ͱ͖Δࣄ
αʔϏεઃܭ ෳͷΞϓϦέʔγϣϯΛఏڙ͢ΔλΠϛϯάͰɺ ίΞυϝΠϯɺ1%'࡞ʹΛ࣋ͭαʔϏεΛ ։ൃ w ্ཱͪ͛࣌ظಛʹԿ͕ڞ௨ج൫ʹͳΔ͔ɺ Θ͔Βͳ͍ҝɺඞཁʹԠͯ͡αʔϏε։ൃΛਐ ΊΔ
αʔϏεઃܭ ͋ͨΒ͘͠αʔϏεઃܭɾ։ൃ͢Δࡍ w ΞϓϦέʔγϣϯࢹ͚ͩͰͳ͘ɺ(P͚ͩʹ ͱΒΘΕͣɺ($1ͷ֤छαʔϏεɺ044Λҙࣝ͠ ͯతʹରͯ͠దͨ͠ɺΞʔΩςΫνϟΛߟ͑ ΔΑ͏ʹ͢Δ
αʔϏεઃܭ &YUFSOBM"1*
3&45"1*։ൃ 3&45"1*ͷ։ൃʹ HJUIVCDPNHPBEFTJHOHPBΛ࠾༻ "1*,&:ೝূɺήʔτΣΠͱͯ͠ "1*"HHSFHBUPSͷ,POHΛ࠾༻
αʔϏεઃܭ *OUFSOBM"1*
*OUFSOBM"1* ίΞυϝΠϯΛऔΓѻ͏*OUFSOBM"1*ͷܦҢ w 8&#"ENJO&YUFSOBM"1*ͷ։ൃΛਐΊΔλΠϛ ϯάͰɺίΞυϝΠϯ෦ͷαʔϏεͱͯ͠ ࡞
*OUFSOBM"1* FYBNQMFQSPUP TFSWJDF(SFFUFS\ 4FOETBHSFFUJOH SQD4BZ)FMMP )FMMP3FRVFTU SFUVSOT )FMMP3FQMZ \^
4FOETBOPUIFSHSFFUJOH SQD4BZ)FMMP"HBJO )FMMP3FRVFTU SFUVSOT )FMMP3FQMZ \^ ^ NFTTBHF)FMMP3FRVFTU\ TUSJOHOBNF ^ NFTTBHF)FMMP3FQMZ\ TUSJOHNFTTBHF ^ 31$H31$Λ࠾༻ w QSPUPDPMCV⒎FS͕εΩʔϚ ཧʹͳΔ w 1SPUPDPMMCV⒎FSΛݩʹαʔ ό༻ύοέʔδΛੜ w QSPUPDPMCV⒎FSΛݩʹ༻ݴ ޠͷΫϥΠΞϯτύοέʔ δΛ࡞Δࣄ͕ग़དྷΔ w ෦"1*ͷ։ൃͰ63*ઃܭΛ ͠ͳͯ͘ྑ͘ͳͬͨ
αʔϏεઃܭ αʔϏεྫ
αʔϏεྫ 1%'αʔϏεʣ طଘͷαʔϏε͔Βͨ͠ܦҢ w ྻͰੜʹ̍ຕʙඵ͔͔ΔҝɺඦຕͰ ඦඵ͔͔ΔͷͰɺฒྻԽΛͯ࣌ؒ͠Ͱ ͍ྃͤͨ͞ w 1VC4VCͱ("&ͰඇಉظతʹฒྻͰ࣮ߦͰ͖Δ Α͏ʹ͍ͨ͠
ݱࡏͷΞʔΩςΫνϟ
ݱࡏͷΞʔΩςΫνϟ Ϣʔβ͕ϘλϯΛԡ͢ͱɺ1VC4VCʹ1%'ੜ͕ඞཁͳ %BUB͕1VCMJTI͞Ε·͢
ݱࡏͷΞʔΩςΫνϟ 1VC4VCͷ5PQJDΛ4VCTDSJCF ͍ͯ͠Δ("&'&ʹ%BUB͕ 1VTI͞Ε·͢
ݱࡏͷΞʔΩςΫνϟ $MPVE'VODUJPOͰ ("&4&Ͱແ͍ཧ༝ɺ %PDLFSͷ෦Ͱ$ISPNFͱ (PMBOHΛ࣮ߦ͍ͯ͠Δ͔Β
ݱࡏͷΞʔΩςΫνϟ ͦͯ͠ɺ("&Ͱ)5.-ੜɺ $ISPNFͰ1%'ੜͨ͠ޙʹɺ $MPVE4UPSBHFʹ6QMPBE ࠷ޙʹɺ݁Ռ௨༻5PQJDʹ 1VCMJTI
ݱࡏͷΞʔΩςΫνϟ ݁Ռ5PQJD͔Β1VTIΛ("& Ͱड͚ͯ%#ͷεςʔλεΛ มߋ
ݱࡏͷΞʔΩςΫνϟ ࠷ޙɺ1%'Λ4FOE(SJEܦ༝Ͱૹ৴
ݱࡏͷΞʔΩςΫνϟ ޙɺൃߦࢦఆग़དྷΔͷͰɺ("&$SPOͰಈ͔ͯ͠ɺ 1VC4VCʹ1VCMJTI Ҏ߱ͷϑϩʔಉ͡
ݱࡏͷΞʔΩςΫνϟ (,&ͱ("&ͷΞϓϦέʔγϣ ϯಉ͡αʔϏεͳͷͰɺ̍ ϦϙδτϦʹͭͷ$.%Λ࡞ ͯ͠ɺυϝΠϯΛڞ༗͠ ͍ͯ·͢
.',&44"*ͷΞʔΩςΫνϟ ใཧʢ$POpH4FDSFUʣ
ใཧʢ$POpH4FDSFUʣ 1SPEVDUJPO4UBHJOH%FWFMPQNFOUͳͲͷڥຖ ʹมΘΔઃఆͷཧ w ىಈ࣌ʹಡΈࠐΊͨΒྑ͍ͷͰϑΝΠϧԽ w ΦϒδΣΫτͷߏʹ߹Θ͍ͤͨ:".-Խ w ΞϓϦέʔγϣϯͱઃఆҰॹʹૢ࡞͍ͨ͠ ͷͰɺҰॹʹϦϙδτϦཧ
ใཧ$POpH FOWJSPONFOU cEFWFMPQNFOU ccDPOpHZNM cQSPEVDUJPO ccDPOpHZNM cTUBHJOH cDPOpHZNM &OWJSPONFOUຖͷ֤ϑΝΠϧΛڥຖʹཧ
ใཧ$POpH &OWJSPONFOUຖͷઃఆϑΝΠϧ DPOpHZNM NBJM UZQFTFOEHSJE TFOEHSJE BQJ@LFZ MPHHFS MFWFMJOGP TFOUSZ
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ใཧ$POpH $POpHʹରԠͨ͠ΦϒδΣΫτߏମ ZBNMzIPHFz$POpHϑΝΠϧ͔Βநग़ TFDSFUzIPHFz4FDSFUϑΝΠϧ͔Βநग़ UZQF$POpHTUSVDU\ .BJMTUSVDU\ 5ZQFTUSJOHAZBNMzUZQFzA 4FOE(SJETUSVDU\ "1*,FZATFDSFUzTFOEHSJEBQJLFZzA ^
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ใཧ4FDSFU w 4FDSFUΞϓϦέʔγϣϯͱͯ͠ཧ w σϓϩΠ࣌ʹLTTFDSFUʹՃͯ͠Δ w Լهྫ LVCFDUMDSFBUFTFDSFUHFOFSJDBQQTFDSFUa GSPNpMFTFDSFUZNMQBUIUPMPDBMTFDSFUZNM
ใཧ4FDSFU DPOUBJOFST OBNFIPHF JNBHFIPHF DPNNBOE<DPOG DPOpHZNM TFDSFU TFDSFUZNM> WPMVNF.PVOUT OBNFIPHFTFDSFU
NPVOU1BUITFDSFU SFBE0OMZUSVF WPMVNFT OBNFIPHFTFDSFU TFDSFU TFDSFU/BNFIPHFTFDSFU EFGBVMU.PEF
ใཧ4FDSFUల లͱͯ͠ɺ4FDSFU.BOBHFNFOU5PPMʢྫ͑ )BTIJDPSQ7BVMU Λͬͯ (,&ɺ("&ͷΑ͏ʹϚωʔδυαʔϏε͕มΘͬ ͯ"1*ܦ༝ͰൿີใΛऔಘͰ͖ΔΑ͏ʹ 7BVMU ,41PET ("&"QQMJDBUJPO
.',&44"*ͷΞʔΩςΫνϟ ։ൃɾӡ༻ࢧԉπʔϧ
։ൃɾӡ༻ࢧԉπʔϧ w ($1ͰσϑΥϧτͰ4UBDL%SJWFSͷԸܙΛड͚ Δࣄ͕ग़དྷΔ w -PHHJOH ϩάϏϡʔΞʣ w ϩάࢹͰ͖Δ͕ɺᮢఆ͕͍͠ w
&SSPS3QPSUJOHʢΤϥʔࢹʣ w Τϥʔ௨͕ॳճ̍ճ͚͔ͩ͠Ͱ͖ͳ͍ w .POJUPSJOHʢϦιʔεࢹʣ w ($1ͷαʔϏεϞχλϦϯάʹຬ͕ͩɺ (,&ͷ1PETϨϕϧͰϞχλϦϯά͍ͨ͠
։ൃɾӡ༻ࢧԉπʔϧ w ࣮ࡍʹӡ༻ग़͔ͯ͠ΒɺΓͳ͘ͳͬͯ ͖ͨͷͰ࠷ۙͰ w &SSPS3FQPSUJOH͔Β4FOUSZʹ w ,VCFSOFUFTͷNPOJUPSJOHΛɺ%BUB%PHʹ w %BUB%PHͷLTαϙʔτ͍͢͝
.',&44"*ͷΞʔΩςΫνϟ ݱࡏͷνʔϜʹ͍ͭͯ
ݱࡏͷνʔϜʹ͍ͭͯ ݱࡏԼهͷϝϯόʔͰɺεΫϥϜ։ൃΛऔΓೖΕͯ ·͢ɻ w ݩϚωʔϑΥϫʔυ3BJMTΤϯδχΞ໊̎ w લ৬(PΤϯδχΞ໊̏ w ϑϩϯτΤϯυ໊̍ w
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ະདྷͷνʔϜʹ͍ͭͯ ࠾༻Ͱɺ(P͕ॻ͚ΔࣄΑΓɺࠓ·Ͱͷ։ൃܦ ݧɺϨΠϠʔઃܭɺσβΠϯύλʔϯɺυϝΠϯ ઃܭͳͲݴޠʹؔΘΒͣ։ൃʹ׆͔ͤΔࣝΛٻ Ί͍ͯ·͢ɻ ˞·ͩ·ͩ(PQIFSଟ͍Α͏Ͱগͳ͍Ͱ͢͠Ͷ
ະདྷͷνʔϜʹ͍ͭͯ ฐࣾͰΞϓϦέʔγϣϯΤϯδχΞɺΠϯϑϥΤ ϯδχΞͱׂͱ͚͍ͯͯ͠·͕͢ɺׂʹด ͡Δ͜ͱͳ͘ɺܦݧҙݟ͍ͯ͘͜͠ͱ͕Ͱ͖͍ͯ ·͢ɻ ઈࢍ࠾༻தͰ͢ʂʂ IUUQTXXXXBOUFEMZDPNQSPKFDUT
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