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技術的負債は開発者体験を悪化させる / Technical Debt and Develope...

mtx2s
December 21, 2022

技術的負債は開発者体験を悪化させる / Technical Debt and Developer Experience

2022-12-21 技術的負債の返済から改善する開発者体験 - Techmee vol.5
https://timeedev.connpass.com/event/268296/

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https://youtu.be/tQ3BGgnvMwQ

mtx2s

December 21, 2022
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  1. ιϑτ΢ΣΞͷมߋ͕ԿΛม͑Δͷ͔ʁ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ʰϨΨγʔίʔυվળΨΠυʱୈষιϑτ΢ΣΞͷมߋ
  2. ཁ݅௥Ճ΍όάमਖ਼ͷ৔߹ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ʮߏ଄ʯͱʮػೳʯͷ྆ํ͕มԽ͢Δ
  3. ϦϑΝΫλϦϯάͷ৔߹ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ʮߏ଄ʯ͚͕ͩมԽ͢Δ ͜͜ʹٕज़తෛ࠴͕஝ੵ͞Ε͍ͯΔ
  4. ৼΔ෣͍ͷมߋʹ͹͔Γ஫ྗ͍ͯ͠Δ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ͜͜ʹ஫ྗ ٕज़తෛ࠴͕૿͑ଓ͚Δ։ൃݱ৔Ͱ͸ʜʜ
  5. ͔ͩΒߏ଄ʹٕज़తෛ࠴͕஝ੵ͞Ε͍ͯ͘ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ٕज़తෛ࠴͕ ஝ੵ͞Ε͍ͯ͘ ٕज़తෛ࠴͕૿͑ଓ͚Δ։ൃݱ৔Ͱ͸ʜʜ
  6. ஝ੵ͞Εٕͨज़తෛ࠴ͷฦࡁ͸ਐ·ͳ͍ ཁ݅௥Ճ όάमਖ਼ ϦϑΝΫλϦϯά ࠷దԽ ߏ଄ มԽ͢Δ มԽ͢Δ มԽ͢Δ ػೳ

    มԽ͢Δ มԽ͢Δ Ϧιʔεར༻ มԽ͢Δ ฦࡁ͕ਐ·ͳ͍ ٕज़తෛ࠴͕૿͑ଓ͚Δ։ൃݱ৔Ͱ͸ʜʜ
  7. ৭ʹృΓ෼͚ΒΕͨόοΫϩά ৽ػೳ /FX'FBUVSFT"EEFE 'VODUJPOBMJUZ ݟ͑Δ 7JTJCMF ܽؕ %FGFDUT ϙδςΟϒͳՁ஋ 1PTJUJWF7BMVF

    ωΨςΟϒͳՁ஋ /FHBUJWF7BMVF ΞʔΩςΫνϟ "SDIJUFDUVSBM 4USVDUVSBM 'FBUVSFT ٕज़తෛ࠴ 5FDIOJDBM%FCU ݟ͑ͳ͍ *OWJTJCMF ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5IF NJTTJOH WBMVFPGTPGUXBSFBSDIJUFDUVSFc1IJMJQQF,SVDIUFO IUUQTQIJMJQQFLSVDIUFODPNUIFNJTTJOHWBMVFPGTPGUXBSFBSDIJUFDUVSF
  8. ৼΔ෣͍ͷՁ஋͸ݟ͑Δɺߏ଄ͷՁ஋͸ݟ͑ͳ͍ ৽ػೳ /FX'FBUVSFT"EEFE 'VODUJPOBMJUZ ݟ͑Δ 7JTJCMF ܽؕ %FGFDUT ϙδςΟϒͳՁ஋ 1PTJUJWF7BMVF

    ωΨςΟϒͳՁ஋ /FHBUJWF7BMVF ΞʔΩςΫνϟ "SDIJUFDUVSBM 4USVDUVSBM 'FBUVSFT ٕज़తෛ࠴ 5FDIOJDBM%FCU ݟ͑ͳ͍ *OWJTJCMF ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5IF NJTTJOH WBMVFPGTPGUXBSFBSDIJUFDUVSFc1IJMJQQF,SVDIUFO IUUQTQIJMJQQFLSVDIUFODPNUIFNJTTJOHWBMVFPGTPGUXBSFBSDIJUFDUVSF ৼΔ෣͍ͷՁ஋ ߏ଄ͷՁ஋
  9. ͭͷՁ஋ͱͭͷମݧͷؔ܎ ৽ػೳ /FX'FBUVSFT"EEFE 'VODUJPOBMJUZ ݟ͑Δ 7JTJCMF ܽؕ %FGFDUT ϙδςΟϒͳՁ஋ 1PTJUJWF7BMVF

    ωΨςΟϒͳՁ஋ /FHBUJWF7BMVF ΞʔΩςΫνϟ "SDIJUFDUVSBM 4USVDUVSBM 'FBUVSFT ٕज़తෛ࠴ 5FDIOJDBM%FCU ݟ͑ͳ͍ *OWJTJCMF ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5IF NJTTJOH WBMVFPGTPGUXBSFBSDIJUFDUVSFc1IJMJQQF,SVDIUFO IUUQTQIJMJQQFLSVDIUFODPNUIFNJTTJOHWBMVFPGTPGUXBSFBSDIJUFDUVSF ৼΔ෣͍ͷՁ஋ ߏ଄ͷՁ஋ Ϣʔβʔମݧ ։ൃऀମݧ
  10. Ϣʔβʔମݧ΋։ൃऀମݧ΋ϘϩϘϩʹ ։ൃ଎౓ ͷ௿Լ ٕज़తෛ࠴ ͷ૿Ճ ܽؕɾো֐ ͷ૿Ճ ແ๳ͳ։ൃ ͷසൃ ৽ػೳ

    /FX'FBUVSFT "EEFE'VODUJPOBMJUZ ܽؕ %FGFDUT ΞʔΩςΫνϟ "SDIJUFDUVSBM  4USVDUVSBM'FBUVSFT ٕज़తෛ࠴ 5FDIOJDBM%FCU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5IF NJTTJOH WBMVFPGTPGUXBSFBSDIJUFDUVSFc1IJMJQQF,SVDIUFO IUUQTQIJMJQQFLSVDIUFODPNUIFNJTTJOHWBMVFPGTPGUXBSFBSDIJUFDUVSF ૿͑ଓ͚Δ ରԠʹ௥ΘΕΔ ωΨςΟϒͳՁ஋ /FHBUJWF7BMVF
  11. ߏ଄ͷՁ஋Λߏ੒͢Δओͳಛੑ อकੑͷͭͷ඼࣭ಛੑ w ཧղ༰қੑ w มߋ༰қੑ w ςετ༰қੑ σϦόϦύϑΥʔϚϯεʹӨڹ͢ΔΞʔΩςΫνϟಛੑ w

    ςετ༰қੑ w σϓϩΠ༰қੑ ςετϐϥϛουͷԼ૚΁ ʢյΕʹͯ͘͘౷߹؀ڥ͕ෆཁͳςετʣ #%6'ͱ&/6'ͷόϥϯεɺదԠ౓ؔ਺ ϦʔμϒϧɺίϝϯτɺυΩϡϝϯτ νʔϜͱΞʔΩςΫνϟ͕ૄ݁߹ ʮιϑτ΢ΣΞΛιϑτʹҡ࣋͠ଓ͚ΔʯͨΊͷಛੑ
  12. ٕज़తෛ࠴͕ੜΈग़͞ΕΔͭͷཧ༝ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  13. ࠨଆ͸ʮແ๳ͳ։ൃʯʹΑΔແ๳ͳෛ࠴ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM ແ๳ͳ։ൃ
  14. ແ๳ແ֮ࣗͳෛ࠴ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM     
  15. ແ๳ແ֮ࣗͳෛ࠴͸ʮ஌ࣝෆ଍ɾεΩϧෆ଍ʯʹΑͬͯੜ͡Δ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM ஌ࣝෆ଍ɾεΩϧෆ଍    
  16. ແ๳ҙਤతͳෛ࠴ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM ஌ࣝෆ଍ɾεΩϧෆ଍     
  17. ແ๳ҙਤతͳෛ࠴ l"UFBNNBZLOPXBCPVUHPPEEFTJHOQSBDUJDFT FWFOCFDBQBCMFPGQSBDUJDJOHUIFN CVU EFDJEFUPHPRVJDLBOEEJSUZCFDBVTFUIFZUIJOLUIFZDBOUBGGPSEUIFUJNFSFRVJSFEUP XSJUFDMFBODPEF*BHSFFXJUI6ODMF#PCUIBUUIJTJTVTVBMMZBSFDLMFTTEFCU CFDBVTF QFPQMFVOEFSFTUJNBUFXIFSFUIF %FTJHO1BZPGG-JOF JT5IFXIPMFQPJOUPGHPPEEFTJHOBOE

    DMFBODPEFJTUPNBLFZPVHPGBTUFSz νʔϜ͸༏ΕͨσβΠϯϓϥΫςΟεΛ஌͍ͬͯΔ͠ɺͦΕΛ࣮ફ͢Δೳྗ΋͋Δ͕ɺʮΫΠ οΫμʔςΟʯͰ΍Ζ͏ͱܾΊ͍ͯΔɻ൴Β͸ΫϦʔϯͳίʔυΛॻͨ͘Ίͷ͕࣌ؒແ͍ͱ ߟ͍͑ͯΔͷͩɻ͜ͷ΍Γํ͸͍͍ͨͯແ๳ͳෛ࠴ʹͳΔͱ͍͏ΞϯΫϧɾϘϒͷҙݟʹࢲ͸ ࢍ੒ͩɻΈΜͳɺ%FTJHO1BZPGG-JOFΛաখධՁ͍ͯ͠Δͷͩɻ༏ΕͨσβΠϯͱΫϦʔϯͳί ʔυͷຊ࣭͸ɺνʔϜΛΑΓ଎͘͢Δͱ͍͏͜ͱͩɻ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM    
  18. εϐʔυͱ඼࣭ l"UFBNNBZLOPXBCPVUHPPEEFTJHOQSBDUJDFT FWFOCFDBQBCMFPGQSBDUJDJOHUIFN CVU EFDJEFUPHPRVJDLBOEEJSUZCFDBVTFUIFZUIJOLUIFZDBOUBGGPSEUIFUJNFSFRVJSFEUP XSJUFDMFBODPEF*BHSFFXJUI6ODMF#PCUIBUUIJTJTVTVBMMZBSFDLMFTTEFCU CFDBVTF QFPQMFVOEFSFTUJNBUFXIFSFUIF %FTJHO1BZPGG-JOF JT5IFXIPMFQPJOUPGHPPEEFTJHOBOE

    DMFBODPEFJTUPNBLFZPVHPGBTUFSz νʔϜ͸༏ΕͨσβΠϯϓϥΫςΟεΛ஌͍ͬͯΔ͠ɺͦΕΛ࣮ફ͢Δೳྗ΋͋Δ͕ɺʮΫΠ οΫμʔςΟʯͰ΍Ζ͏ͱܾΊ͍ͯΔɻ൴Β͸ΫϦʔϯͳίʔυΛॻͨ͘Ίͷ͕࣌ؒແ͍ͱ ߟ͍͑ͯΔͷͩɻ͜ͷ΍Γํ͸͍͍ͨͯແ๳ͳෛ࠴ʹͳΔͱ͍͏ΞϯΫϧɾϘϒͷҙݟʹࢲ͸ ࢍ੒ͩɻΈΜͳɺ%FTJHO1BZPGG-JOFΛաখධՁ͍ͯ͠Δͷͩɻ༏ΕͨσβΠϯͱΫϦʔϯͳί ʔυͷຊ࣭͸ɺνʔϜΛΑΓ଎͘͢Δͱ͍͏͜ͱͩɻ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM    
  19. ແ๳ҙਤతͳෛ࠴͸ʮΫΠοΫμʔςΟʯʹΑͬͯੜ͡Δ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ஌ࣝෆ଍ɾεΩϧෆ଍ ΫΠοΫμʔςΟ     ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  20. ແ๳ͳෛ࠴͸ฦࡁ͕଺Δʮѱ͍ෛ࠴ʯ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ஌ࣝෆ଍ɾεΩϧෆ଍ ΫΠοΫμʔςΟ ฦࡁ͕଺Δѱ͍ෛ࠴ ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  21. ৻ॏҙਤతͳෛ࠴ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ஌ࣝෆ଍ɾεΩϧෆ଍ ΫΠοΫμʔςΟ ྑ͍ෛ࠴      ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  22. ৻ॏҙਤతͳෛ࠴ w ྫɿ 
 γϯϓϧͰΤϨΨϯτͳίʔυΛॻͨ͘Ίͷ࣮ݧͷաఔͰੜ·Ε ΔҰ࣌తͳෛ࠴ w ྫɿ 
 ৽͍͠ػೳΛϢʔβʔ͕ؾʹೖΔ͔ϑΟʔυόοΫΛಘΔ͜ͱΛ

    ༏ઌͨ͠୹ظؒͷෛ࠴ ˞ࢀߟϖʔδ (PPEBOE#BE5FDIOJDBM%FCU BOEIPX5%%IFMQT c$SJTQ`T#MPH IUUQTCMPHDSJTQTFIFOSJLLOJCFSHHPPEBOECBEUFDIOJDBMEFCU     ࣮ݧ΍ࢼߦࡨޡͷ աఔͰෛ࠴͕ੜ·ΕΔ ༏Εͨߏ଄ͷ௥ٻ ༏ΕͨৼΔ෣͍ͷ௥ٻ
  23. ৻ॏҙਤతͳෛ࠴     4-* 4-0 ͜·Ίʹฦࡁ͍ͯ͠Δ͕ ঃʑʹ૿͍͑ͯ͘ ্ݶΛ௒͑ͨΒશྗͰ

    ΫϦʔϯΞοϓ ࣮ݧ΍ࢼߦࡨޡ ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ (PPEBOE#BE5FDIOJDBM%FCU BOEIPX5%%IFMQT c$SJTQ`T#MPH IUUQTCMPHDSJTQTFIFOSJLLOJCFSHHPPEBOECBEUFDIOJDBMEFCU
  24. ৻ॏҙਤతͳෛ࠴͸ʮ࣮ݧ΍ࢼߦࡨޡʯͷதͰੜ͡Δ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ஌ࣝෆ଍ɾεΩϧෆ଍ ΫΠοΫμʔςΟ ࣮ݧ΍ࢼߦࡨޡ     ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  25. ৻ॏແ֮ࣗͳෛ࠴ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ஌ࣝෆ଍ɾεΩϧෆ଍ ΫΠοΫμʔςΟ ࣮ݧ΍ࢼߦࡨޡ      ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  26. ৻ॏແ֮ࣗͳෛ࠴͸ʮ஌ࣝͱͷେ͖ͳဃ཭ʯʹΑͬͯੜ͡Δ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ΫΠοΫμʔςΟ ࣮ݧ΍ࢼߦࡨޡ ஌ࣝͱͷେ͖ͳဃ཭     ஌ࣝෆ଍ɾεΩϧෆ଍ ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  27. ৻ॏͳෛ࠴ʹΑΔݟฦΓ͸ʮֶͼʯ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ΫΠοΫμʔςΟ ࣮ݧ΍ࢼߦࡨޡ ஌ࣝͱͷେ͖ͳဃ཭ ஌ࣝෆ଍ɾεΩϧෆ଍ ֶͼʹΑΔෛ࠴ ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM
  28. ղܾ͢΂͖఺ͷ·ͱΊ ஌ࣝෆ଍ɾεΩϧෆ଍ w ೔ʑͷ։ൃۀ຿͕๩͗ͯ͢͠ɺ։ൃऀ͕஌ࣝ΍εΩϧΛߴΊΔػձɾ؀ڥ͕ͳ͍૊৫ w ։ൃن໛ʹ߹Θͤͯେٸ͗ͰਓΛ͔͖ूΊɺਓ਺͚ͩΛἧ͑ͨϓϩδΣΫτ w ຊ൪ՔಇʹΑΔӡ༻ɾอक͔ΒͷϑΟʔυόοΫ͕ಘΒΕͳ͍։ൃઐ೚νʔϜ ΫΠοΫμʔςΟ w

    ظ೔΋είʔϓ΋ಈ͔ͤͳ͍ɺτϨʔυΦϑεϥΠμʔ͕յΕͨϓϩδΣΫτ w ٕज़తෛ࠴ʹ·ΈΕͨঢ়ଶ͕౰ͨΓલʹͳͬͯɺײ͕֮ຑᙺ͍ͯ͠Δ։ൃνʔϜ w Ҿ͖ܧ͗ͳͲͰɺίʔυʹର͢ΔΦʔφʔγοϓҙ͕ࣝܽམͨ͠։ൃνʔϜ ஌ࣝͱͷେ͖ͳဃ཭ w ೔ࠒ͔Βɺෛ࠴ͷঢ়گ΍ͦͷӨڹ͕ՄࢹԽɾݴޠԽ͞Ε͓ͯΒͣɺ։ൃνʔϜͱεςʔΫϗϧ μʔͷؒͰೝࣝʹେ͖ͳִͨΓ͕͋Δ૊৫
  29. ։ൃऀମݧΛ༏Εͨ΋ͷʹ͢Δ͜ͱʹ޲͖߹͏ ઃܭʹׂ࣌ؒ͘ ͳΜͯͳ͍͠ ݁Ռʹ΋੹೚࣋ͯͳ͍ ແ๳ 3FDLMFTT ϨΠϠʔԽͬͯԿʁ ҙਤతͳෛ࠴ %FMJCFSBUF%FCU ແ֮ࣗͳෛ࠴

    *OBEWFSUFOU%FCU ϦϦʔεΛ༏ઌ͢Δ͕ ͦͷ݁Ռੜ͡Δෛ࠴ʹ΋ ରॲ͢Δͭ΋Γͩ ࠓ͔ͩΒ෼͔Δ͕ ࠷దͳબ୒ࢶ͕ ଞʹ΋͋ͬͨ ৻ॏ 1SVEFOU ΫΠοΫμʔςΟ ࣮ݧ΍ࢼߦࡨޡ ஌ࣝͱͷେ͖ͳဃ཭ εςʔΫϗϧμʔͷ ཧղΛಘΔ ஌ࣝෆ଍ɾεΩϧෆ଍ ແ๳ͳ։ൃͷѱ॥؀ ͔Βൈ͚ग़͢ ৗʹ࠷ળΛਚ͘͢ ˞Լهϖʔδʹܝࡌ͞ΕͨਤΛ΋ͱʹ࡞੒ 5FDIOJDBM%FCU2VBESBOUcNBSUJOGPXMFSDPN IUUQTNBSUJOGPXMFSDPNCMJLJ5FDIOJDBM%FCU2VBESBOUIUNM