Improves service using Firebase A_B Testing

- Firebase Meetup#12
https://firebase-community.connpass.com/event/121685/

Transcript

1. Cookpad Inc.
   2019.03.28
   Firebase Meetup #12
   'JSFCBTF"#5FTUJOH࢖ͬͯαʔϏεվળΛ͢Δ
   4VHVSV,JTIJNPUP
   

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2. Cookpad Inc. All Rights Reserved.
   ͓͠ͳ͕͖
   w ࣗݾ঺հɺܞΘ͍ͬͯΔαʔϏε঺հ
   w 'JSFCBTF"#5FTUJOHʹ͍ͭͯ
   w ಋೖํ๏
   w ςετͷ݁Ռ͕ͰͨΒ͢Δ͜ͱ
   w 'JSFCBTF"#5FTUJOHΛΑΓ׆༻͢ΔͨΊʹ
   w$MPVE'VODUJPOTͱͷ࿈ܞ
   w#JH2VFSZͱͷ࿈ܞ
   

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3. Cookpad Inc. All Rights Reserved.
   ࣗݾ঺հ
   wΫοΫύουͰΤϯδχΞΛ͍ͯ͠·͢
   w'JSFCBTF͸೥ࠒ͔Β࢖͍࢝Ί·ͨ͠
   w$MPVE'JSFTUPSFͷηΩϡϦςΟʔϧʔϧ͓͡͞Μ
   wΦϜϥΠε͕޷͖Ͱ͢ɻ
   w5XJUUFS!@THS@LTNU
   w(JU)VCTHSLTNU
   !3
   

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4. Cookpad Inc. All Rights Reserved.
   ,PNFSDPͱ͸
   ൢചऀ ΫϦΤΠλʔ
   ͞Μ͕࡞ͬͨྉཧಓ۩΍͏ͭΘɺௐຯྉ΍৯ࡐΛɺ
   ߪೖऀ ΧελϚʔ
   ͕ΞϓϦΛ௨ͯ͠ߪೖͰ͖ΔΞϓϦͰ͢ɻ

   ݱࡏɺJ04Ͱ̎ΞϓϦల։͍ͯ͠·͢ɻ
   ྉཧָ͕͘͠ͳΔϚϧγΣΞϓϦ
   !4
   

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5. Cookpad Inc. All Rights Reserved.
   !5
   

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6. Cookpad Inc. All Rights Reserved.
   !6
   

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7. Cookpad Inc. All Rights Reserved.
   !7
   IUUQTTQFBLFSEFDLDPNTHSLTNUBVTFDBTFPGpSFCBTFJOLPNFSDP
   

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8. "#ςετ
   

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9. Cookpad Inc. All Rights Reserved.
   "#ςετͱ͸
   w ओʹΠϯλʔωοτϚʔέςΟϯάͰߦΘΕΔɺࢪࡦ൑அͷͨΊͷࢼݧͷ૯শ
   wࢪࡦͷྑ൱Λ൑அ͢ΔͨΊʹɺͭͷࢪࡦಉ࢜Λൺֱݕ౼͢Δ͜ͱ
   wԿ͔͠Βͷج४Λ΋ͱʹɺίϯτϩʔϧάϧʔϓͱɺςετΛ͍ͤͨ͞άϧʔϓʹ෼͚ɺ
   ޙऀʹνϟϨϯδΛͤͯ݁͞ՌΛൺֱ͢Δ
   w৽͍͠΋ͷΛͭಉ࣌ʹνϟϨϯδͤͯ͞ൺֱ͢ΔɺΑΓ͸ɺطଘͱ৽͍͠΋ͷͱΛൺ΂Δ
   ͜ͱͷํ͕͓͓͍Ͱ͢ ˞ൃදޙमਖ਼͠·ͨ͠
   

   w ྫ
   
   wʮ૘݈ඒ஡ʯ طଘ
   ͱʮ૘݈ඒ஡ɹεοΩϦϒϨϯυʯʢνϟϨϯδ
   
   wΞϓϦͷԼλϒͷ਺Λͭ طଘ
   ͱͭʢνϟϨϯδ
   
   ग़యIUUQTKBXJLJQFEJBPSHXJLJ"#ςετ
   

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10. Cookpad Inc. All Rights Reserved.
    'JSFCBTF"#5FTUJOH
    !10
    

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11. Cookpad Inc. All Rights Reserved.
    ͲΜͳ΋ͷ͔
    w 3FNPUF$POpHΛ׆༻ͯ͠ςετΛߦ͏͜ͱ͕Ͱ͖Δ
    wग़͠෼͚͢Δ஋ΛݩʹΞϓϦͷಈ࡞΍֎؍Λมߋ͠ɺॏࢹ͢Δࢦඪʹ࠷΋ߴ͍ޮՌΛൃ
    ش͢Δͷ͕Ͳͷύλʔϯ͔Λςετ͢Δ
    wݕূ݁Ռ͕ग़ͨޙɺΞϓϦͷΞοϓσʔτͳ͠ʹมߋΛ൓өͨ͠Γɺݩʹ໭ͨ͠Γ͕Մೳ
    w /PUJpDBUJPOTΛ࢖ͬͨςετΛߦ͏͜ͱ͕Ͱ͖Δ
    wΞϓϦ΁ͷϢʔβʔͷऔΓࠐΈʹ࠷΋ޮՌతͳจষ͸ͲΜͳ΋ͷ͔Λࢼ͢͜ͱ͕Ͱ͖Δ
    w ର৅Ϣʔβʔͷࢦఆ
    wΞϓϦɺόʔδϣϯɺϢʔβʔϓϩύςΟ΍ΦʔσΟΤϯεɺ1SFEJDUJPOTͰ༧ଌ͞ΕΔϢʔ
    βʔΛࢦఆ͢Δ͜ͱ͕Ͱ͖Δ
    

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12. Cookpad Inc. All Rights Reserved.
    !12
    IUUQTpSFCBTFHPPHMFDPNEPDTBCUFTUJOH IMKBIPX@EPFT@JU@XPSL
    

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13. Cookpad Inc. All Rights Reserved.
    "#5FTUJOH୯ମͰ࢖͏΋ͷͰ͸ͳ͘ɺ
    3FNPUF$POGJHɺ/PUJGJDBUJPOTɺ"OBMZUJDT
    ౳ͱ૊Έ߹Θͤͯ࢖͏
    !13
    

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14. Cookpad Inc. All Rights Reserved.
    ϝϦοτͱσϝϦοτ
    !14
    

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15. Cookpad Inc. All Rights Reserved.
    ϝϦοτ
    w 3FNPUF$POpHΛ׆༻ͯ͠ςετΛߦ͏͜ͱ͕Ͱ͖Δ
    wग़͠෼͚͢Δ஋ΛݩʹΞϓϦͷಈ࡞΍֎؍Λมߋ͠ɺॏࢹ͢Δࢦඪʹ࠷΋ߴ͍ޮՌΛൃش͢Δͷ͕Ͳͷύλʔϯ
    ͔Λςετ͢Δ
    wݕূ݁Ռ͕ग़ͨޙɺΞϓϦͷΞοϓσʔτͳ͠ʹมߋΛ൓өͨ͠Γɺݩʹ໭ͨ͠Γ͕Մೳ
    w /PUJpDBUJPOTΛ࢖ͬͨςετΛߦ͏͜ͱ͕Ͱ͖Δ
    wΞϓϦ΁ͷϢʔβʔͷऔΓࠐΈʹ࠷΋ޮՌతͳจষ͸ͲΜͳ΋ͷ͔Λࢼ͢͜ͱ͕Ͱ͖Δ
    w ര଎ͰςετΛ։࢝Ͱ͖Δ
    wίϯιʔϧͰઃఆ࣮ͯ͠ߦ͢Δ͚ͩͳͷͰσΟϨΫλʔͰ΋ૢ࡞ͯ͠ςετΛ։࢝͢Δ͜ͱ͕Ͱ͖Δ
    w ػೳ͕ఏڙ͞Εͨ౰ॳͱൺ΂ͯ
    Θ͔Γ΍͍͢6*ͳͷͰઃఆʹށ࿭͏͜ͱ΋গͳ͍
    w ର৅Ϣʔβʔͷࢦఆ
    wΞϓϦɺόʔδϣϯɺϢʔβʔϓϩύςΟ΍ΦʔσΟΤϯεɺ1SFEJDUJPOTͰ༧ଌ͞ΕΔϢʔβʔΛࢦఆ͢Δ͜ͱ͕
    Ͱ͖Δ
    

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16. Cookpad Inc. All Rights Reserved.
    σϝϦοτ
    w ࣄલʹ४උ͍ͯ͠ͳ͍ͱ͍͖ͳΓಋೖ͸ݫ͍͠
    wࣄલʹ"OBMZUJDTΠϕϯτ΍ϢʔβʔϓϩύςΟΛఆ͓͔ٛͯ͠ͳ͍ͱࡉ͔͍ग़͠෼͚΍ɺϝΠϯ
    ͱͳΔࢦඪΛࢦఆͰ͖ͳ͍ͷͰݕূͮ͠Β͍
    w "#Λ෼͚Δͱ͖ͷࡉ͔͍෼͚ํ΍ಠࣗϧʔϧΛෑ͘ͷ͕೉͍͠
    wྫ͑͹ɺVTFS@JEͷԼҰܻͷ਺ࣈ͕ۮ਺ح਺ͱ͍ͬͨ෼͚ํΛ΍Δͷ͕೉͍͠ 'JSFCBTFͷVJEͰ΍
    Δ৔߹͸ಛʹɻ
    

    ֎෦%#ͷVTFS@JEͰ΍Δ৔߹͸ϢʔβʔϓϩύςΟͱ͔Ͱ͏·͘΍Δ͜ͱʹͳΓͦ͏ɻ
    w ݕূ฼਺͕গͳ͍ͱ'JSFCBTFͷ൑அʹ࣌ؒΛཁ͢Δ
    wࣗ෼ͨͪͰ෼ੳ͢Δͱ͖΋ಉ༷ͷ໰୊͕ൃੜ͢ΔͷͰݻ༗ͷ࿩Ͱ͸ͳ͍͕ɺ'JSFCBTFͷίϯιʔ
    ϧଆͰͲͪΒ͕༏ҐͰ͋Δ͔Λਪఆͯ͘͠ΕΔ΋ͷ͕ɺ฼਺͕গͳ͚Ε͹ͦͷ෼೔਺Λཁ͢Δ͜
    ͱʹͳΔ
    

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17. ςετΛ࡞࣮ͬͯࢪ͢Δखॱ
    3FNPUF$POGJH
    
    

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18. Cookpad Inc. All Rights Reserved.
    !18
    

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19. Cookpad Inc. All Rights Reserved.
    4UFQجຊ
    w ςετ໊ͱઆ໌ΛܾΊΔ
    w"#5FTUJOHͷҰཡ΍ৄࡉͷ࣌ʹදࣔ͞ΕΔςΩετʹͳΔɻ
    w௚઀ςετʹԿ͔Өڹ͕ग़ΔΘ͚Ͱ͸ͳ͍ͷͰΘ͔Γ΍͍͢ςετ໊ͱઆ໌Λॻ͚͹େৎ෉
    w ޙͰ࿩͠·͢
    #JH2VFSZͱͷ࿈ܞͰΫΤϦΛୟ࣌͘ʹࢦఆͨ͠ςετ໊͕ར༻͞ΕΔ
    

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20. Cookpad Inc. All Rights Reserved.
    4UFQλʔήοτઃఆ
    w λʔήοτͱͳΔର৅Ϣʔβʔɺׂ߹ΛܾΊΔ
    wΞϓϦɺϢʔβʔϓϩύςΟ౳ΛݩʹλʔήοτΛܾΊΔ
    wͦͷλʔήοτ಺ͷԿʹରͯ͠ςετΛ࣮ߦ͢Δ͔ΛܾΊΔɻͩͱɺλʔήοτϢʔβʔͰࢦఆͨ͠Ϣʔβʔ
    ͷ͏ͪɺͷϢʔβʔʹରͯ͠"#ςετࣗମΛ࣮ࢪͤ͞Δͱ͍͏͜ͱʹͳΔɻ
    w ΞΫςΟϕʔγϣϯΠϕϯτΛࢦఆ͢ΔͱɺλʔήοτϢʔβʔͷ͏ͪɺͦͷΠϕϯτΛൃՐͤͨ͞ϢʔβʔͷΈ"
    #ςετ͕༗ޮʹͳΔ
    

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21. Cookpad Inc. All Rights Reserved.
    4UFQλʔήοτઃఆ
    w ΞϓϦࢦఆ͕ඞਢͰɺͦΕͱ"/%৚݅Ͱόʔδϣϯ΍ϢʔβʔϓϩύςΟΛࢦఆͯ͠λʔήο
    τΛߜΓࠐΊΔ
    wΞϓϦͷλʔήοτΛࢦఆ͠ͳ͍ͱશόʔδϣϯʹରͯ͠ςετ͕૸Δ͜ͱʹͳΔͷͰɺ৽
    ػೳͷ"#Λ৽͘͠ϦϦʔε͢ΔόʔδϣϯͰࢦఆ͢Δͱ͖͸͔ͬ͠Γࢦఆ͠Α͏
    

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22. Cookpad Inc. All Rights Reserved.
    4UFQ໨ඪ
    w ࢦඪΛܾΊΔ
    wςετΛ࣮ߦ͢Δʹ͋ͨͬͯҰ൪ஔ͍͍ͨࢦඪ Πϕϯτ
    Λઃఆ͢Δ
    wϝΠϯͱͳΔࢦඪͷ΄͔ɺ࠷େͭ·ͰଞͷࢦඪΛࢦఆͰ͖ΔɻσϑΥϧτͰϢʔβʔΤϯήʔδ
    ϝϯτɺఆணɺΫϥογϡϑϦʔϢʔβʔΛݟΔΑ͏ʹͳ͍ͬͯΔ
    

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23. Cookpad Inc. All Rights Reserved.
    4UFQόϦΞϯτ
    

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24. Cookpad Inc. All Rights Reserved.
    4UFQόϦΞϯτ
    w 4UFQͰఆΊͨλʔήοτͷ฼਺͔Βۉ౳ʹίϯτϩʔϧάϧʔϓͱόϦΞϯτάϧʔ
    ϓʹ෼͚ͯ3FNPUF$POpHͷ஋ΛͲ͏ग़͠෼͚Δ͔ΛܾΊΔ
    wجຊతʹ͸ίϯτϩʔϧάϧʔϓ͸͍͡ΒͣɺόϦΞϯτ"ͷ஋Λมߋͨ͠΋ͷʹ͢
    Δ
    wόϦΞϯτ͸૿΍͢͜ͱ͕Ͱ͖ͯɺύλʔϯ "#$ͱ͍͏ͷ͔
    ςετ΋Մೳ
    w3FNPUF$POpHͷLFZ͸ෳ਺ઃఆͰ͖Δ
    

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25. Cookpad Inc. All Rights Reserved.
    ϓϨϏϡʔͱެ։
    

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26. Cookpad Inc. All Rights Reserved.
    ϓϨϏϡʔͱެ։
    w ςετͷ಺༰Λ֬ೝͯ͠໰୊͕ͳ͚Ε͹։࢝͢Δ
    wมߋ͍߲ͨ͠໨͕͋Ε͹ެ։લͰ͋Ε͹ฤू͕Ͱ͖Δ
    wެ։ޙ͸มߋ͕Ͱ͖ͳ͍ͷͰɺมߋͨ͘͠ͳͬͨΒҰ౓ςετΛఀࢭ͔ͯ͠Βෳ੡
    ͯ͠ฤू͠࠶౓ެ։͢Δඞཁ͕͋Δ
    

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27. ݕূ͕ਐΜͩΒ
    

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28. Cookpad Inc. All Rights Reserved.
    !28
    

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29. Cookpad Inc. All Rights Reserved.
    ɾςετͷൣғΛ֦େ͢Δ
    ɾ͢΂ͯͷϢʔβʔʹ৽͍͠ػೳΛ൓ө͢Δ

    ɾ͢΂ͯͷϢʔβʔʹɺςετલͷঢ়ଶΛ൓ө͢Δ
    ɾςετΛऴྃ͢Δ
    ˠऴྃޙʹ΋όϦΞϯτͷల։͸Մೳ
    औΕΔΞΫγϣϯ
    

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30. Cookpad Inc. All Rights Reserved.
    λʔήοτͷ͏ͪʹςετΛ࣮ࢪ͕ͨ͠
    ਺͕ෆ଍͍ͯ͠ΔͷͰ֦େ༷ͯ͠ࢠΛݟ͍ͨ
    !30
    

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31. Cookpad Inc. All Rights Reserved.
    !31
    

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32. Cookpad Inc. All Rights Reserved.
    !32
    

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33. Cookpad Inc. All Rights Reserved.
    ݕূͨ݁͠Ռɺ

    ޮՌ͕͋ͬͨΑ͏ͳͷͰ൓ө͍ͨ͠ʢશల։ʣ
    !33
    

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34. Cookpad Inc. All Rights Reserved.
    ৽͍͠ػೳ ঢ়ଶΛ൓ө͢Δ
    
    w ػೳΛ൓ө͢Δʹ͸ɺ࣮ߦத΋͘͠͸ςετΛఀࢭޙʹʮόϦΞϯτͷల։ʯΛબͿ
    w3FNPUF$POpHͷ৔߹͸൓ө͍ͤͨ͞όϦΞϯτͷ஋ΛબΜͰ3FNPUF$POpHΛߋ৽
    w/PUJpDBUJPOTͷ৔߹͸ɺ௨஌Λૹ৴͍ͯ͠ͳ͍Ϣʔβʔʹɺૹ৴͍ͨ͠όϦΞϯτͷ
    ϝοηʔδΛૹ৴͢Δ
    wެ։ޙ͸มߋ͕Ͱ͖ͳ͍ͷͰɺมߋͨ͘͠ͳͬͨΒҰ౓ςετΛఀࢭ͔ͯ͠Βෳ੡
    ͯ͠ฤू͠࠶౓ެ։͢Δඞཁ͕͋Δ
    

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35. Cookpad Inc. All Rights Reserved.
    !35
    

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36. Cookpad Inc. All Rights Reserved.
    !36
    

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37. Cookpad Inc. All Rights Reserved.
    ݕূͨ݁͠Ռɺ

    ޮՌ͕͋ͬͨͱ͍͑ͳ͍ͷͰݩʹ໭͍ͨ͠
    !37
    

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38. Cookpad Inc. All Rights Reserved.
    ςετΛ࣮ࢪͨ͠Ϣʔβʔʹରͯ͠Ҏલͷঢ়ଶΛదԠ͢Δ
    w ݕূͷ݁Ռ৽͍͠ػೳ͕༗ޮͰͳ͔ͬͨ৔߹΋ɺઌ΄ͲͱͲ͏Α͏ʹόϦΞϯτͷల
    ։͔Βίϯτϩʔϧάϧʔϓͷ஋Λ൓өͤͯ͞ߋ৽͢Δ
    w୯ʹςετͷఀࢭ͚ͩͰ͸ɺςετΛ࣮ࢪ͍ͯͨ͠Ϣʔβʔʹ஋͕൓ө͞Εͳ͍ͷ
    Ͱ͔ͬ͠ΓͱόϦΞϯτͷల։Λ͢Δʢ͋Δ͍͸ఀࢭޙʹ3FNPUF$POpHͷը໘͔Β
    ௚઀ݱঢ়ͷ஋Ͱߋ৽Λ͔͚Δ
    
    

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39. Cookpad Inc. All Rights Reserved.
    ,PNFSDPͰ௚ۙऔΓ૊Μͩվળྫ
    !39
    

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40. Cookpad Inc. All Rights Reserved.
    

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41. Cookpad Inc. All Rights Reserved.
    

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42. Cookpad Inc. All Rights Reserved.
    ࣮ࡍʹ΍ͬͨ͜ͱ
    w ݱঢ়͕͢͞λϒ͔Βݕࡧػೳ͕࢖͑Δ͕ɺϗʔϜը໘্෦ʹݕࡧόʔΛஔ͍ͨ৔߹ʹͦ͜
    ͔Βݕࡧ͢ΔϢʔβʔ͕૿Ճ͢Δ͔ɺ͔ͦ͜Βߪೖʹͭͳ͕Δ͔Ͳ͏͔Λଌఆ
    w3FNPUF$POpHͰݕࡧόʔΛग़͔͢ग़͞ͳ͍͔ͷCPPMΛ੾Γସ͑Δ͚ͩ
    wࢀߟࢦඪͱͳΔΠϕϯτϩά͸ࣄલʹ࢓ࠐΜͰ͓͘
    wग़͠෼͚ΔػೳΛ͍Εͨ΋ͷΛ"QQ4UPSFʹਃ੥͠ɺެ։ͨ͠ஈ֊ͰςετΛ։࢝
    wग़͠෼͚Δػೳ͕ೖͬͨόʔδϣϯҎ߱ͷϢʔβʔʹͷΈదԠ͞ΕΔΑ͏ʹλʔήοτ
    Λߜͬͨ
    w ςετΛ࣮ߦͨ݁͠Ռɺݕࡧόʔ͋Γͳ͠Λൺֱͯ͠ϝΠϯͱͳΔࢦඪʹରͯ͠ͲͪΒ͔
    ͕༏Ґʹͳͬͨͱ͸ݴ͑ͳ͍݁ՌʹͳͬͨͷͰɺҰ୴ςετΛఀࢭ͠ɺݪঢ়෮ؼͤͨ͞ɻ

    ࣍ͷҰखΛݕ౼த
    

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43. ΑΓ׆༻͢ΔͨΊʹ
    

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44. Cookpad Inc. All Rights Reserved.
    ςετΛશల։ͤͨ͞Βɺ
    3FNPUF$POGJHͷΩϟογϡؔ܎ͳ͘ଈ࣌൓ө͍ͤͨ͞
    !44
    

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45. Cookpad Inc. All Rights Reserved.
    3FNPUF$POGJHͷߋ৽ΛϦΞϧλΠϜͰ఻೻͢Δ
    !45
    IUUQTpSFCBTFHPPHMFDPNEPDTSFNPUFDPOpHQSPQBHBUFVQEBUFTSFBMUJNF IMKB
    

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46. Cookpad Inc. All Rights Reserved.
    !46
    IUUQTpSFCBTFHPPHMFDPNEPDTSFNPUFDPOpHQSPQBHBUFVQEBUFTSFBMUJNF IMKB
    

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47. Cookpad Inc. All Rights Reserved.
    ྲྀΕ
    w 3FNPUF$POpHͷ஋Λมߋ͠ɺ൓ө͢Δ
    w $MPVE'VODUJPOTͷ3FNPUF$POpHΠϕϯττϦΨʔΛ࢖ͬͯɺ୺຤ʹαΠϨϯτ௨஌
    ΛૹΔ
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