google-inside-fintech-2019-06-10

Πϯϑϥ؅ཧෆཁͷ'JSFCBTFͱ  (,&Ͱ࣮ݱ͢ΔϞόΠϧΞϓϦ։ൃ June 10th, 2019 Tomokazu Kozuma

Tomokazu Kozuma @Tomokazu106 ౦ژ޻ۀେֶେֶӃଔۀޙɺαΠόʔΤʔδΣϯτͰεϚϗήʔϜͷαʔόɺΠϯϑϥશ ൠΛ୲౰ɻϒϩοΫνΣʔϯԾ૝௨՟ʹ͍ٕͭͯज़ϒϩάΛॻ͍ͯΔ͏ͪʹ೤த͠ɺຊ ৬ͱͯ͠஫ྗ͢ΔͨΊʹ(JODPʹೖࣾɻ(JODPͰ͸ૹۚϓϩτίϧͷ࣮૷ɺϒϩοΫ νΣʔϯϊʔυӡ༻ɺϋʔυϑΥʔΫରԠͳͲ෯޿͘୲౰ɻ

։ൃͷ࿩ͷલʹʜ(JODPʹ͍ͭͯ

U U U Wallet Mining Solution ϞϯΰϧͰͷ Ծ૝௨՟ϚΠχϯά ϒϩοΫνΣʔϯͷ αʔϏε։ൃˍ࣮ূ࣮ݧ
αϙʔτ ҆৺ɾ҆શͷ Ծ૝௨՟΢ΥϨοτ ϒϩοΫνΣʔϯʹಛԽͨ͠ݚڀɾ։ൃΛߦ͍ɺ΢ΥϨοτ΍ϚΠχϯάͳͲΛࣄۀԽ

U U ϒϩοΫνΣʔϯʹಛԽͨ͠ݚڀɾ։ൃΛߦ͍ɺ΢ΥϨοτ΍ϚΠχϯάͳͲΛࣄۀԽ U Wallet Mining Solution ϞϯΰϧͰͷ Ծ૝௨՟ϚΠχϯά ϒϩοΫνΣʔϯͷ
αʔϏε։ൃˍ࣮ূ࣮ݧ αϙʔτ ҆৺ɾ҆શͷ Ծ૝௨՟΢ΥϨοτ

Ծ૝௨՟΢ΥϨοτͱ͸ [ [ ࢿ࢈Λಈ͔͢͜ͱ͕Ͱ͖Δൿີ伴Λ؅ཧ [ [ ൿີ伴͕औΒΕΔʹࢿ࢈͕౪·ΕΔ Ծ૝௨՟ͷૹडۚɾऔҾཤྺɾ࢒ߴΛ؅ཧ αʔόܕͱΫϥΠΞϯτܕ͕͋Δ

ΫϥΠΞϯτܕ΢ΥϨοτΞϓϦ Ϣʔβʔͷ୺຤಺Ͱࢿ࢈Λ҆શʹ؅ཧ ෳ਺ϒϩοΫνΣʔϯʹରԠ ࢖͍΍͘͢෼͔Γ΍͍͢6*69

ϦϦʔε #$)ରԠ -5$ରԠ 931ରԠ ¥10,000,000,00 &5$ରԠ ྦྷܭೖֹۚۚ μ΢ϯϩʔυ਺ ԯԁ 100
50,000 DL+ ࠃ಺།ҰͷϚϧνϒϩοΫνΣʔϯରԠ %&9ػೳ΍ϙʔτϑΥϦΦػೳ΋׬උ

ࣄۀऀ޲͚΢ΥϨοτγεςϜ U ࢿ࢈͸ϚϧνγάͰ؅ཧ U ൿີ伴͸Ϣʔβʔͷ୺຤಺Ͱ҆શʹ؅ཧ U ෳ਺ϒϩοΫνΣʔϯʹରԠ

ಠࣗͷݎ࿚ͳΠϯϑϥ શͯͷϒϩοΫνΣʔϯ ϊʔυΛࣗΒ؅ཧӡ༻ ϒϩοΫνΣʔϯͷσʔλΛ  ݕࡧ͢ΔγεςϜΛࣗ෼ୡͰߏங ߴ͍εέʔϥϏϦςΟ Node Block Explorer Scalability

(JODPͷઆ໌͸Ҏ্

ϞόΠϧΞϓϦͷٕज़બఆ

ϦϦʔε·Ͱͷ։ൃνʔϜ [ [ όοΫΤϯυΤϯδχΞਓ J04ΤϯδχΞਓ

݄ ݄ ݄ ݄ ݄ ཁ݅ఆٛ Ќ൛։ൃ Ќ൛ʢ&5)ʣ ϦϦʔε W։ൃ
ਖ਼ࣜ൛ʢ#5$ʣ ϦϦʔε ։ൃεέδϡʔϧ

[ [ [ ൿີ伴ͷ҆શͳ؅ཧ௨՟ରԠ ΫϥΠΞϯτͰ࣮૷ ϒϩοΫνΣʔϯϊʔυӡ༻ ,VCFSOFUFT (,& ɾϚϧνϒϩοΫνΣʔϯ ɾՄ༻ੑ
ϒϩοΫΤΫεϓϩʔϥͷߏங ɾૹडۚͷऔҾཤྺ 'JSFCBTF ɾΞυϨε௨՟ผͷ࢒ߴ؅ཧ ΢ΥϨοτʹඞཁͳ΋ͷ

[ [ ஫ྗ͢΂͖͸ൿີ伴ͷ؅ཧɺ௨՟ରԠɺ6*69 ϊʔυӡ༻ͱϒϩοΫΤΫεϓϩʔϥ΋ॏཁ͚ͩͲ ෛ୲ΛݮΒ͍ͨ͠ ͦͷͨΊʹ(,&ͱ'JSFCBTFΛར༻ ॏཁͳ͜ͱʹ஫ྗ͍ͨ͠

(,&Λ࢖ͬͨϒϩοΫνΣʔϯϊʔυӡ༻

[ [ • "͕#ʹૹͬͨͱ͍͏ཤྺʢτϥϯβΫγϣϯʣΛอ࣋ • ୭ͷڐՄ΋ͳ͘ӡ༻Ͱ͖த਎Λ֬ೝͰ͖Δ • ϊʔυ͸ੈքதͰӡ༻͞Ε͍ͯͯɺ૬ޓʹσʔλΛड͚౉͢͜ͱͰಉ͡σʔλΛಉظ ϒϩοΫνΣʔϯͱ͸ ΢ΥϨοτΛ։ൃ͢Δ্ͰϒϩοΫνΣʔϯ্ͷσʔλʹৗʹΞΫηεͰ͖Δ͜ͱ͕ॏཁ

[ [ [ ϒϩοΫνΣʔϯϊʔυͷӡ༻Ͱେࣄͳ͜ͱ Մ༻ੑ ֤ϊʔυͷόʔδϣϯΞοϓͷ͠΍͢͞ 3%͕͠΍͍͢

[ • ঢ়ଶΛίʔυͰઃఆˠએݴతઃఆ • มߋΛՃ͑ΒΕͳ͍৽نͰ࡞Γ௚͢ˠ*NNVUBCJMJUZ • ࢦఆͨ͠ঢ়ଶʹࣗಈͰम෮ˠηϧϑώʔϦϯά [ • શͯͷΠϯϑϥΛZBNMϑΝΠϧͰ؅ཧͰ͖ɺ$*πʔϧΛ࢖ͬͯσϓϩΠՄೳ
• ߏங͢΂͖Ϧιʔεଟ͍ͷͰΠϯελϯεΑΓ΋ίϯςφͷํ͕։ൃӡ༻ָ͕ • ىಈ͕ૣ͍ͷͰ࡞ͬͯյͯ͠ͷ3%͕΍Γ΍͍͢ બఆཧ༝ ,VCFSOFUFTͷಛ௃

[ (,&ͷಛ௃ • ,VCFSOFUFTͷϑϧϚωʔδυαʔϏε • ΫϥελʔͷΦʔτεέʔϦϯά • ,VCFSOFUFTͷࣗಈΞοϓάϨʔυ • 4UBDLESJWFSʹΑΔϩΪϯάϞχλϦϯά

[ ଞࣾϑϧϚωʔδυ,VCFSOFUFTͱͷҧ͍ • ϩΪϯάϞχλϦϯάͷ࢖༻ʹ௥Ճઃఆ͸ඞཁͳ͍ • *OHSFTTʹࣗಈͰ-ͷ-#ׂ͕Γ౰ͯΒΕΔ • Φʔτεέʔϧͷઃఆ͸0/0''ͷ੾Γସ͑ͷΈ • ,VCFSOFUFTͷࣗಈόʔδϣϯΞοϓʢ0/0''Ͱ੾Γସ͑Մೳʣ
[ (,&ͳΒઃఆͳ͠ʹ͙͢ʹ࢖͍࢝ΊΒΕΔ

(JODPͰ࣮ࡍʹͲͷ͘Β͍࢖༻͍ͯ͠Δ͔

Engine Kubernetes Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin
XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum ཤྺ༻ Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum ૹۚ༻ ؀ڥ͋ͨΓϊʔυ

%FWFMPQɿ5FTUOFU 4UBHJOHɿ-JWFOFU 1SPEVDUJPO-JWFOFU Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin
Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum Bitcoin Bitcoin Bitcoin Cash Bitcoin Cash Litecoin Litecoin XRP XRP Ethereum Ethereum Classic Ethereum Classic Ethereum [ • શ؀ڥͰϊʔυҎ্Λӡ༻ • ϒϩΫνΣʔϯಛԽͷϔϧενΣοΫػೳ • ಠࣗͷϑΣΠϧΦʔόʔػೳ શ؀ڥ

[ Bitcoin )FBMUI$IFDL  4FSWJDF #MPDL)FJHIU Bitcoin Bitcoin Engine Kubernetes
[ ࠷৽ϒϩοΫΛಉظͰ͖͍ͯͳ͍৔߹-#͔Β֎͢ -BUFTU#MPDL ϒϩοΫνΣʔϯಛԽͷϔϧενΣοΫػೳ

[ Bitcoin )FBMUI$IFDL  4FSWJDF /PEF" Bitcoin Bitcoin Engine Kubernetes /PEF#
/PEF$ [ ಉظͰ͖͍ͯͳ͍ϊʔυʹਖ਼ৗͳϊʔυΛڭ͑઀ଓͤ͞Δ /PEF$ʹ"Λڭ͑Δ ಠࣗͷϑΣΠϧΦʔόʔػೳ

[ CircleCI Engine Container $MPVE  #VJME Engine Kubernetes Stackdriver $POUBJOFS 
3FHJTUPSZ ᶄϏϧυ5FTU ᶅ*NBHFΛϏϧυ ᶆ*NBHFΛొ࿥ ᶇ1PEͷ*NBHFͷߋ৽ GitHub ᶃϚʔδͨ͠ΒΩοΫ (,&΁ͷσϓϩΠ

,VCFSOFUFTΛ࢖ͬͯͷར఺ [ [ [ ϚΠΫϩαʔϏεͱͯ͠ಠࣗͷػೳΛ௥Ճ͠΍͍͢ ༷ʑͳछྨͷϦιʔε؅ཧͱσϓϩΠ͕༰қ (,&ͳΒॳظઃఆ͕ॆ࣮͍ͯ͠ΔͷͰ͙͢ʹຊ൪ར༻Ͱ͖Δ

'JSFCBTFΛ࢖ͬͨϒϩοΫΤΫεϓϩʔϥͷߏங

[ • ϒϩοΫνΣʔϯͷσʔλΛݕࡧ͢ΔγεςϜ • ϒϩοΫνΣʔϯϊʔυࣗମʹॊೈͳݕࡧγεςϜ͕ͳ͍ • ϒϩοΫνΣʔϯϊʔυ͸ߴෛՙʹ͸଱͑ΒΕͳ͍ • ΢ΥϨοτʹݶΒͣϒϩοΫνΣʔϯΛ࢖ͬͨαʔϏεΛ࡞Δʹ͸Ϛετͳػೳ ϒϩοΫνΣʔϯ
ϒϩοΫΤΫεϓϩʔϥ 5Y ࢒ߴ ϒϩοΫΤΫεϓϩʔϥʔͱ͸ʁ

ϒϩοΫΤΫεϓϩʔϥʔͰେࣄͳ͜ͱ [ [ [ શͯͷϒϩοΫνΣʔϯͰͷ౷ҰతͳΠϯλʔϑΣʔε σʔλݕࡧͷ͠΍͢͞ ϦΞϧλΠϜʹมߋΛऔಘͰ͖Δ

[ [ ଞࣾ੡ϒϩοΫΤΫεϓϩʔϥ ࣗࣾ੡ϒϩοΫΤΫεϓϩʔϥ #JUDPJOͷΤΫεϓϩʔϥ &UIFSFVNͷΤΫεϓϩʔϥ 3JQQMFͷΤΫεϓϩʔϥ ɾ ɾ
(JODPͷϒϩοΫΤΫεϓϩʔϥ ̍ͭͰෳ਺ରԠ

ϒϩοΫΤΫεϓϩʔϥʔΛࣗ࡞͢Δཧ༝ ଞࣾ੡ ࣗࣾ੡ ϝϦοτ ͙͢࢖͍࢝ΊΒΕΔ શϒϩοΫνΣʔϯͰ*'Λ౷Ұ ϦΞϧλΠϜʹऔಘ͢Δ৔߹΋*'Λ౷Ұ σϝϦοτ ϒϩοΫνΣʔϯຖʹ*'͕มΘΔ ϒϩοΫνΣʔϯͷਂ͍ཧղͱ࣮૷޻਺

ϒϩοΫΤΫεϓϩʔϥͷߏஙͷมભ

[ • ("& $MPVE%BUBTUPSFΛ࢖༻ • "1*࣮૷ɺΠϯλʔϑΣʔεͷࡲΓ߹Θͤʹ࣌ؒΛফඅ • ϦΞϧλΠϜʹσʔλऔಘ͢Δʹ͸͞Βʹ޻਺͕͔͔Δ • ਓ਺͕গͳ͍ͨΊ஫ྗ͍ͨ͠΢ΥϨοτͷ։ൃʹूதͰ͖ͳ͍
Cloud Datastore ϒϩοΫΤΫεϓϩʔϥ ։ൃॳظ

[ • N#BB4ɿϞόΠϧόοΫΤϯυαʔϏε • αʔόαΠυͷ։ൃ޻਺Λ࡟ݮ͢ΔͨΊʹϓογϡ௨஌ͳͲ  ൚༻ػೳΛΫϥ΢υαʔϏεͱͯ͠ఏڙ • "VUI %BUBTUPSFʢ'JSFTUPSFʣ 4UPSBHF
'VODUJPOT • .FTTBHJOH "OBMZUJDT 3FNPUF$POpH )PTUJOH 'JSFCBTFͱ͸ʁ

[ • αʔόϨεͰ؅ཧίετແ͠ • άϩʔόϧϨϕϧͷεέʔϦϯά଱ੑ • ϦΞϧλΠϜΞοϓσʔτ • ΦϑϥΠϯαϙʔτ •
$MPVE'VODUJPOTͳͲଞαʔϏεͱͷ࿈ܞ $MPVE'JSFTUPSFಛ௃

[ Cloud Datastore ϒϩοΫΤΫεϓϩʔϥ 'JSFTUPSFͰͲ͏มΘ͔ͬͨ

[ $MPVE'JSFTUPSFʹͯ͠ಘΒΕͨϝϦοτ • ௚઀ΞΫηε͢Δ͜ͱͰHFUTFUܥͷ"1*͕ඞཁͳ͍ • XFCTPDLFUͷ࣮૷ͳ͠ʹϦΞϧλΠϜͳมߋΛऔಘͰ͖Δ • Πϯϑϥͷෳࡶੑ͕ͳ͘ͳΔ • αʔό։ൃ؅ཧςετ޻਺Λ࡟ݮ
• ͦͷ݁Ռɺൿີ伴ͷ؅ཧɺෳ਺௨՟ରԠɺ6*69ͷ࣮૷ʹઐ೦

'JSFTUPSF࢖ͬͯΈͯͷ஌ݟ

'JSFTUPSFΛ࢖ͬͯΈͯͷ஌ݟ [ [ ϥϯχϯάίετӡ༻ίετ ΞΫηείϯτϩʔϧ

ϥϯχϯάίετӡ༻ίετ

[ 'JSFTUPSFͷඅ༻ײ • શ؀ڥ߹Θͤͯ΋ສԁఔ౓ • ىಈ࣌ؒͰ͸ͳ͘ݺͼग़͠ճ਺ͱอଘσʔλྔʹ՝ۚ͞ΕΔ • ແྉ࿮͕͋ΔͷͰɺϦϦʔε·Ͱ͸ίετΛ཈͑Δ͜ͱ͕Ͱ͖Δ • ແྉ࿮͸σΠϦʔ3FBEສճɺ8SJUF%FMFUFສճ
• ϦϦʔεલ͸݄ສԁఔ౓ͱελʔτΞοϓʹ༏͍͠

[ 'JSFTUPSFͷ৑௕Խ • σʔλͷ৑௕Խ͸κʔϯؒͰࣗಈͰෳ੡͞ΕΔ • ϚϧνϦʔδϣϯͰͷ৑௕Խ΋ઃఆՄೳ • ࡞੒࣌ʹεϖοΫͷઃఆ͕͍Βͳ͍ • ؆୯ʹ࢖͍࢝ΊΒΕͯͦͷ··ຊ൪ӡ༻͕Ͱ͖Δ
• 'JSFTUPSFͳΒΠϯϑϥઐ೚ͷΤϯδχΞ͸ඞཁͳ͍

[ 'JSFTUPSFͷεΩʔϚΠϯσοΫε • εΩʔϚϨεͳͷͰϚΠάϨʔγϣϯ͕͍Βͳ͍ • "MUFSจ͸ͳ͍ͷͰࣗྗͰόονΛ࣮૷͢Δඞཁ͕͋Δ • ୯ҰϑΟʔϧυͷΠϯσοΫε͸ࣗಈͰுͬͯ͘ΕΔ • ෳ਺ϑΟʔϧυʹର͢ΔΫΤϦ͸ෳ߹ΠϯσοΫε͕ඞਢ

[ ӡ༻ϝϯόʔ • ࠷ऴతʹΞϓϦΤϯδχΞͷΈͰӡ༻ • %#ઃܭ͸ϊ΢ϋ΢͕ඞཁͳͷͰ૬ஊ͠ͳ͕ΒਐΊΔ • ΞϓϦΤϯδχΞͷ੹೚ൣғ͕޿͘ͳΔ͕  খ͍͞νʔϜͰεέʔϧ͢ΔαʔϏεΛ࡞Δ͜ͱ͕Ͱ͖Δ

'JSFTUPSFͷΞΫηείϯτϩʔϧ

[ 'JSFTUPSFͷΞΫηείϯτϩʔϧ • ΫϥΠΞϯτ͔Β௚઀'JSFTUPSFʹΞΫηεՄೳ • ΞΫηεʹ͸"1*Ωʔ͕ඞཁ • "1*Ωʔ͸ΫϥΠΞϯτʹຒΊࠐΉͷͰ୭Ͱ΋֬ೝՄೳ • ୭Ͱ΋ΞΫηεͰ͖ΔͨΊSVMFTͰ੍ޚ
[ "1*ΩʔͰΞΫηε

[ Firestore Cloud Rules "1*ΩʔͰΞΫηε • SFBEXSJUFݖݶ • σʔλͷόϦσʔγϣϯ 'JSFTUPSFSVMFT

[ match /Users/{uid} { allow get: if someCondition(); allow create:
if someCondition(); } function someCondition() { … } SFBE୯ҰEPDΛऔಘ͢ΔHFUͱෳ਺औಘ͢ΔMJTU XSJUFDSFBUF VQEBUF EFMFUF SFBEXSJUFݖݶ

[ match /Users/{uid} { allow update: if request.resource.data.keys().hasOnly(["name", "age"]) &&
request.resource.data.name is string && request.resource.data.name != "" && request.resource.data.age == resource.data.age } 'JSFTUPSFͷมߋલͷσʔλɿSFTPVSDFEBUB 'JSFTUPSFͷมߋޙͷσʔλɿSFRVFTUSFTPVSDFEBUB ܕɿJOU TUSJOH CPPM UJNFTUBNQͳͲ LFZɿIBT"MM IBT0OMZ IBT"OZ σʔλͷόϦσʔγϣϯ

[ 'JSFCBTF-PDBM&NVMBUPS • ೥݄ʹ'JSFTUPSF-PDBM&NVMBUPS͕ൃද • SVMFTͷςετ͸ϩʔΧϧ؀ڥ͚ͩͰ׬݁ • ଞਓͷ࡞ۀΛҙࣝ͠ͳͯ͘ྑ͘ͳͬͨͷͰSVMFTͷ௥Ճɾमਖ਼͕͠΍͘͢ͳͬͨ • ςετ࣮ߦ࣌ؒ͸ʹ࡟ݮ

'JSFCBTFͷͦͷଞͷػೳʹ͍ͭͯ

[ • ϓογϡ௨஌ • Ϋϥογϡϩάʢ*TTVFԽ4MBDL௨஌ʣ • Ϣʔβʔߦಈϩάͷه࿥ • ڧ੍Ξοϓσʔτ •
'JSFTUPSFͷόοΫΞοϓͱ#JH2VFSZ࿈ܞ • ϞχλϦϯά ΢ΥϨοτҎ֎ͷػೳ

[ Functions Cloud ᶃσʔλ͕ߋ৽͞ΕͨΒ'VODJUPOTΛىಈ ᶄ.FTTBHJOHʹ௨஌ ᶅ.FTTBHJOH͔Β୺຤ʹ௨஌ Firestore Cloud Messaging Cloud
ϓογϡ௨஌

[ Ϋϥογϡϩά ᶃΫϥογϡϩάΛ௨஌ Functions Cloud ᶄ'VODUJPOΛىಈ ᶆ(JU)VCʹJTTVF࡞੒ Crashlytics GitHub Slack
ᶇ4MBDLʹ௨஌ ᶅ'VODUJPO͔Β֤छαʔϏεʹ௨஌

[ ᶃΞΫγϣϯΛ&WFOUʹϓογϡ Analytics Functions Cloud ᶄ&WFOUΛτϦΨʔʹىಈ ֎෦ API ᶅ֎෦"1*Λ࣮ߦʢ޿ࠂͷଌఆʣ ΞΫγϣϯͷαϚϦΛݟΕΔ
Ϣʔβʔߦಈϩάͷه࿥

[ ڧ੍Ξοϓσʔτ Conﬁg Remote ᶃىಈ࣌ʹ3FNPUF$POpH͔Β࠷௿όʔδϣϯΛऔಘ 04ผʹ࠷௿όʔδϣϯΛઃఆ ɾJ04W ɾ"OESPJEW

[ 'JSFTUPSFͷόοΫΞοϓͱ#JH2VFSZ࿈ܞ Scheduler Cloud Functions Cloud ᶃ#BDLVQ"1*Λ࣮ߦ Storage Cloud ᶄ#BDLVQϑΝΠϧ͕࡞੒͞ΕΔ
BigQuery ᶅ#BDLVQϑΝΠϧͷ࡞੒͕׬ྃޙ  ɹ#JH2VFSZ΁ϩʔυ͢Δ"1*Λ࣮ߦ

[ 4UBDLESJWFS-PHHJOH.POJUPSJOH Engine Kubernetes Stackdriver Functions Cloud Slack ᶅᮢ஋Λ௒͑ͨΒ௨஌ ᶄ4UBDLESJWFSͰϞχλϦϯά
ᶃࣗಈͰ4UBDLESJWFSʹूܭ͞ΕΔ

4UBDLESJWFS-PHHJOH

4UBDLESJWFS&SSPS3FQPSUJOH

4UBDLESJWFS.POJUPSJOH

·ͱΊ [ [ [ (,&Λ࢖͏͜ͱͰ๲େͳϦιʔε؅ཧ͕༰қʹͳΔ 'JSFCBTFͳΒখ͍͞νʔϜͰ΋εέʔϥϒϧͳαʔϏε։ൃ͕Ͱ͖Δ ݁Ռͱͯ͠伴؅ཧɺ௨՟ରԠɺ6*69ͳͲॏཁͳ͜ͱʹ࣌ؒΛ࢖͑Δ

google-inside-fintech-2019-06-10

google-inside-fintech-2019-06-10

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