３年連続ベストアプリ受賞のプロダクトを支える裏側/The way to Achieve The Best App 3 years in a row

̏೥࿈ଓϕετΞϓϦड৆ͷϓϩμΫτΛࢧ͑Δཪଆ VASILY,Inc. @kyuns 2017.2.17 / Speee Cafe Meetup #5 The
way to Achieve The Best App 3 years in a row PSJHJOBMTMJEFJTIUUQTTQFBLFSEFDLDPNIPSJFCFTVUPJGBMTFCFUFJCVBQVSJXP[IJFSVLBJGBUJ[IJ

ࠓଜխ޾ !LZVOTΩϡϯ 7"4*-: *OD औక໾$50$P'PVOEFS ೥:BIPP+"1"/ʹೖࣾɺ:BIPP'"4)*0/΍ 9#3"/%ͳͲͷαʔϏεͷ্ཱͪ͛ͷ։ൃΛ୲౰ɻ ϦίϝϯσʔγϣϯͷಛڐͳͲΛऔಘޙɺ ೥ʹಠཱɺ7"4*-:Λ૑ۀɻऔక໾$50ʹब೚ɻ झຯͰ੠༏ɾΞʔςΟετΠϕϯτ৘ใαΠτͳͲΛӡӦɻ

ઃཱ೥݄ ॴࡏ஍౦ژ౎඼઒۠੢ޒ൓ాδχΞεϏϧ' ैۀһ໊ ࢿຊۚԯ  ୅දऔక໾ۚࢁ༟थ  औక໾ࠓଜխ޾ઍ༿େี 4ZOάϧʔϓ  ϑΝογϣϯʷςΫϊϩδʔ ΛڧΈͱͨ͠ձࣾ

೔ຊதͷϑΝογϣϯ ECαΠτͷ঎඼σʔλΛܝࡌ ೔ຊ࠷େڃͷঁͷࢠͷͨΊͷ ϑΝογϣϯΞϓϦʮΞΠίϯʯ ձһ਺ 250ສਓ Google Play ϕετɾΞϓϦ 300Ҏ্ͷ&$αΠτ͔Β
ສ఺ͷΞΠςϜܝࡌ

೥࿈ଓϕετΞϓϦड৆ (PPHMF1MBZϕετΠϊϕʔςΟϒΞϓϦେ৆ड৆

ྑ͍ΞϓϦΛ࡞ΔͨΊͷ ɾνʔϜମ੍ͷ঺հ ɾ։ൃϑϩʔͷ঺հ ຊ೔ͷΞδΣϯμ

J20/Λࢧ͑Δ։ൃମ੍

ϒϥ΢β։ൃνʔϜ όοΫΤϯυνʔϜ Πϯϑϥ σʔλαΠΤϯε νʔϜߏ੒ "1* Ϋϩʔϥʔ 1$ εϚϗ ΞϓϦ։ൃνʔϜ
J04 "OESPJE σβΠϯνʔϜ J04 "OESPJE 8FC J20/ΞϓϦ։ൃʹ͸༷ʑͳνʔϜ͕ؔΘΔ

ΞϓϦ։ൃνʔϜ ▸ J04ɺ"OESPJEΞϓϦ։ൃ ▸ J20/ΛؚΉΞϓϦ։ൃશൠΛ୲౰ ▸ ։ൃݴޠ ▸ J04 ▸
4XJGU  'BCSJD GBTUMBOF 5SBWJT$* ;FQMJO ▸ "OESPJE ▸ +BWB ,PUMJO 8FSDLFS ;FQMJO

σβΠϯνʔϜ ▸ 8FCɺJ04ɺ"OESPJE  ͦͷଞσβΠϯ͕ؔ܎͢Δ෦෼͢΂ͯΛ୲౰ ▸ 6*ઃܭɺϞοΫ࡞੒ ▸ J04ɺ"OESPJEɺ04ผͰઐ೚ͷσβΠφʔ ▸ ֤04ͷσβΠϯΨΠυϥΠϯʹ४ڌ
▸ J20/ಠࣗͷσβΠϯΨΠυϥΠϯ΋࡞੒

όοΫΤϯυ։ൃνʔϜ ▸ ج൫ͱͳΔγεςϜͷݚڀͱ։ൃ ▸ "1* ▸ Ϋϩʔϥʔ ▸ Πϯϑϥ ▸
σʔλαΠΤϯε

iQONͷٕज़ج൫ / API ▸ "1* ▸ ΞΠςϜɺίʔσɺϒϥϯυɺళฮͳ Ͳͷ͋ΒΏΔϑΝογϣϯ৘ใΛ֨ೲ ▸ .POPMJUIJDͳ3BJMTͷ"1*
▸ Ұ෦ϚΠΫϩαʔϏεʹҠߦ ▸ ݕࡧʹ͸4PMSɺΩϟογϡʹ͸3FEJT ▸ Ҏ্͋ΔΤϯτϦϙΠϯτͷฏۉ ϨεϙϯελΠϜ͸NTҎԼͱ௒ߴ଎

iQONͷٕज़ج൫ / Ϋϩʔϥʔ ▸Ϋϩʔϥʔ ▸ Ҏ্ͷ&$αΠτΛΫϩʔϧ ▸ ஋ஈɺࣸਅɺઆ໌ɺࡏݿͷ௥੻ ▸ σΟʔϓϥʔχϯάʹΑΔΞΠςϜͷࣗಈΧςΰϦ෼ྨ
▸ ΞΠςϜͷը૾൑ఆ ▸ ฏஔ͖͔ɺਓ͕ண͍ͯΔ͔ɺτϧιʔ͔ ▸ ΞΠςϜը૾ΛࣗಈͰനൈ͖ॲཧ

iQONͷٕज़ج൫ / Πϯϑϥ ▸ Πϯϑϥ ▸ ҆ఆͨ͠αʔϏεͷఏڙ ▸ "843%4"VSPSB3FEJT%ZOBNP424  .BDLFSFM
4FOUSZ /FX3FMJDFUD ▸ σʔλ෼ੳج൫ ▸ "84ɾ($1ͷϚϧνΫϥ΢υ #JH2VFSZ ▸ Ϋϩʔϥʔج൫ ▸ ෛՙʹԠͯ͡Φʔτεέʔϧ .FTPT%PDLFS

iQONͷٕज़ج൫ / σʔλ ▸ σʔλαΠΤϯε ▸ σʔλͷ෼ੳͱΞϧΰϦζϜͷݚڀ։ൃ ▸ ͋ΒΏΔϩάΛ#JH2VFSZʹೖΕͯɺJ20/಺ͷ๲େͳσʔλͷ෼ੳΛߦ͏ ▸
ػցֶशɾσΟʔϓϥʔχϯάʹ΋஫ྗ  GPS:PV ྨࣅը૾ݕࡧΤϯδϯͷ։ൃ ▸ ՄࢹԽɺσʔλڞ༗ʹ͸  5BCMFBV%FTLUPQ 5BCMFBV4FSWFSΛ׆༻

࣮ࡍͷ͢͢Ί͔ͨ ▸ ֤νʔϜͰڠྗ͠ͳ͕ΒਐΊ͍ͯ͘ ▸ ࣮ࡍͲ͏։ൃΛਐΊ͍ͯ͘ͷ͔ʁ ▸ ΞΠςϜݕࡧͷ࣮૷Λྫʹ։ൃϑϩʔΛݟ͍ͯ͘

J20/ͷ։ൃϑϩʔ

։ൃͷਐΊํ ▸ ࣮ࡍʹ։ൃΛͲ͏ਐΊΔͷ͔ʁ ▸ σβΠϯɺΞϓϦ։ൃɺόοΫΤϯυͰνʔϜΛ ૊Ή ▸ ؔ܎ऀશһͰΩοΫΦϑ.5(Λߦ͍࢓༷Λݕ౼ ▸ 2JJUBνʔϜͰϓϩδΣΫτΛ࡞੒
▸ ࢓༷ɺઃܭɺεέδϡʔϧɺݟੵ΋Γɺ֤छݕূ ▸ શͯ2JJUBʹυΩϡϝϯτΛ·ͱΊΔ ▸ ,1*͓Αͼܭଌ࢓༷΋ܾఆ

6*ઃܭ ▸ ֤04ͰͷϢʔβʔମݧΛ౿·͑ͨ6*ͷઃܭ ▸ 4LFUDIͰ6*Λ։ൃ ▸ ࢓༷͔ΒϞοΫΛ࡞੒͠JO7JTJPOͰνʔϜશମ ΁ల։ ▸ ϞοΫͰڍಈ֬ೝɺϑΟʔυόοΫ
▸ ࢓༷ͷ࿙Ε΍ෆ໌఺͸౎౓૬ஊɺमਖ਼

"1*ͷ࣮૷ ▸ ΞϓϦνʔϜͱόοΫΤϯυνʔϜ͕ڞಉͰ"1*Λઃܭ ▸ ΞϓϦνʔϜ͸JO7JTPOΛݩʹඞཁͳσʔλΛચ͍ ग़͢ ▸ όοΫΤϯυνʔϜ͕"1*Λઃܭͱಉ࣌ʹ"QJBSZͰ "1*ͷϞοΫΛ࡞੒ NEͰ"1*Λఆٛ
▸ όοΫΤϯυνʔϜ͸σʔλνʔϜͱ࿈ܞ͠ɺΞϧ ΰϦζϜͷબఆ΍σʔλ༻"1*ͷ։ൃΛߦ͏ ▸ ΞϓϦଆ͸"QJBSZͷϞοΫΛར༻͠։ൃ ▸ "1*ͷσϓϩΠ͕׬ྃޙࠩ͠ସ͑ 0SBDMFʹങऩ͞Εͨ

▸ σβΠϯΨΠυϥΠϯʹԊ࣮ͬͨ૷ ▸ J04)VNBO*OUFSGBDF(VJEFMJOFT ▸ .BUFSJBMEFTJHOHVJEFMJOFT ▸ J20/EFTJHOHVJEFMJOFT ▸ 04ผʹ࡞੒
▸ IUUQUFDIWBTJMZKQFOUSZEFTJHO@HVJEFMJOF ΞϓϦͷ࣮૷

*20/σβΠϯΨΠυϥΠϯ

ΞϓϦͷ࣮૷ "/%30*% ▸ Sketch͔ΒZeplin΁ॻ͖ग़͠ɺσβΠϯ࢓༷֬ೝ͠ͳ͕Β࣮૷ ▸ Simpliͱ໎ͬͨ݁Ռɺdpද͕ࣔͰ͖ΔZeplinΛ࠾༻ σβΠϯΛͲ͏कΔ͔

ΞϓϦͷ࣮૷ "/%30*% ▸ Material CueͰ΋֬ೝ͠ͳ͕Β࣮૷ ▸ iQON͸8dpͷGridΛϕʔεʹͨ͠  σβΠϯ ▸ 8dpͷάϦουΛΦʔόʔϨΠදࣔ
▸ σβΠϯͷ֬ೝ͕༰қʹ σβΠϯΛͲ͏कΔ͔

ࣾ಺2" ▸ ϦϦʔεલʹ࣮ࢪ ▸ 2"γʔτʹهೖ ▸ ४උ͸͢΂ͯTMBDLܦ༝ͷCPUͰࣗಈԽࡁ  IUUQUFDIWBTJMZKQFOUSZBOESPJE@RB@BVUPNBUJPO ▸ ࢦఠ఺ʹରԠ͠ͳ͚Ε͹ϦϦʔεෆՄ
▸ 2"ޙϦϦʔε

ࢪࡦͷධՁ ▸ ϦϦʔεޙʹࢪࡦͷධՁΛߦ͏ ▸ #JH2VFSZʹอଘ͞ΕͨϩάΛ5BCMFBVΛར༻ͯ͠ܭଌ݁ՌΛ֬ೝ ▸ 2JJUBʹܭଌ;Γ͔͑ΓϖʔδΛ࡞੒ɺڞ༗

·ͱΊ

▸ J20/͸༷ʑͳཁૉ͔Β࡞ΒΕ͍ͯΔ ▸ ։ൃʹؔΘΔ֤νʔϜͷ౒ྗͱڠྗ͕ͳ͚Ε͹J20/͸࡞Εͳ͍ ▸ ΞϓϦνʔϜͷ࣮૷΁ͷͩ͜ΘΓ ▸ σβΠφʔʹΑΔ࢖͍΍͍͢ମݧͱ6*ͷઃܭ ▸ όοΫΤϯυνʔϜʹΑΔڧݻͰ҆ఆͨ͠ج൫ͷߏங
▸ σʔλνʔϜʹΑΔચ࿅͞ΕͨΞϧΰϦζϜͱࢪࡦͷ෼ੳʹΑΔ1%$" ▸ ϕετΠϊϕʔςΟϒΞϓϦେ৆ͷड৆͸શһͷ౒ྗͷ݁Ռ

ࠓޙͷJ20/

ػցֶशʢσΟʔϓϥʔχϯάʣ΁ͷ౤ࢿ ը૾͔ΒΞΠςϜݕग़ྨࣅը૾ݕࡧ IUUQUFDIWBTJMZKQFOUSZEFUFDUJPO@BOE@SFUSJFWBM

ػցֶशʢσΟʔϓϥʔχϯάʣ΁ͷ౤ࢿ 7"&ͱ("/Λར༻ͨ͠ϑΝογϣϯΞΠςϜݕࡧ *#*4 IUUQUFDIWBTJMZKQFOUSZSFUSJFWBM@VTJOH@WBF@HBO

8FSF)JSJOH SFDSVJUNFOU!WBTJMZKQ

３年連続ベストアプリ受賞のプロダクトを支える裏側/The way to Achieve Th...

３年連続ベストアプリ受賞のプロダクトを支える裏側/The way to Achieve The Best App 3 years in a row

Masayuki Imamura

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̏೥࿈ଓϕετΞϓϦड৆ͷϓϩμΫτΛࢧ͑Δཪଆ VASILY,Inc. @kyuns 2017.2.17 / Speee Cafe Meetup #5 The

ࠓଜխ޾ !LZVOTΩϡϯ 7"4-: OD औక໾$50$P'PVOEFS ೥:BIPP+"1"/ʹೖࣾɺ:BIPP'"4)0/΍ 9#3"/%ͳͲͷαʔϏεͷ্ཱͪ͛ͷ։ൃΛ୲౰ɻ ϦίϝϯσʔγϣϯͷಛڐͳͲΛऔಘޙɺ ೥ʹಠཱɺ7"4-:Λ૑ۀɻऔక໾$50ʹब೚ɻ झຯͰ੠༏ɾΞʔςΟετΠϕϯτ৘ใαΠτͳͲΛӡӦɻ

ઃཱ೥݄ ॴࡏ஍౦ژ౎඼઒۠੢ޒ൓ాδχΞεϏϧ' ैۀһ໊ ࢿຊۚԯ  ୅දऔక໾ۚࢁ༟थ  औక໾ࠓଜխ޾ઍ༿େี 4ZOάϧʔϓ  ϑΝογϣϯʷςΫϊϩδʔ ΛڧΈͱͨ͠ձࣾ

೔ຊதͷϑΝογϣϯ ECαΠτͷ঎඼σʔλΛܝࡌ ೔ຊ࠷େڃͷঁͷࢠͷͨΊͷ ϑΝογϣϯΞϓϦʮΞΠίϯʯ ձһ਺ 250ສਓ Google Play ϕετɾΞϓϦ 300Ҏ্ͷ&$αΠτ͔Β

೥࿈ଓϕετΞϓϦड৆ (PPHMF1MBZϕετΠϊϕʔςΟϒΞϓϦେ৆ड৆

ྑ͍ΞϓϦΛ࡞ΔͨΊͷ ɾνʔϜମ੍ͷ঺հ ɾ։ൃϑϩʔͷ঺հ ຊ೔ͷΞδΣϯμ

J20/Λࢧ͑Δ։ൃମ੍

ϒϥ΢β։ൃνʔϜ όοΫΤϯυνʔϜ Πϯϑϥ σʔλαΠΤϯε νʔϜߏ੒ "1* Ϋϩʔϥʔ 1$ εϚϗ ΞϓϦ։ൃνʔϜ

ΞϓϦ։ൃνʔϜ ▸ J04ɺ"OESPJEΞϓϦ։ൃ ▸ J20/ΛؚΉΞϓϦ։ൃશൠΛ୲౰ ▸ ։ൃݴޠ ▸ J04 ▸

σβΠϯνʔϜ ▸ 8FCɺJ04ɺ"OESPJE  ͦͷଞσβΠϯ͕ؔ܎͢Δ෦෼͢΂ͯΛ୲౰ ▸ 6*ઃܭɺϞοΫ࡞੒ ▸ J04ɺ"OESPJEɺ04ผͰઐ೚ͷσβΠφʔ ▸ ֤04ͷσβΠϯΨΠυϥΠϯʹ४ڌ

όοΫΤϯυ։ൃνʔϜ ▸ ج൫ͱͳΔγεςϜͷݚڀͱ։ൃ ▸ "1* ▸ Ϋϩʔϥʔ ▸ Πϯϑϥ ▸

iQONͷٕज़ج൫ / API ▸ "1* ▸ ΞΠςϜɺίʔσɺϒϥϯυɺళฮͳ Ͳͷ͋ΒΏΔϑΝογϣϯ৘ใΛ֨ೲ ▸ .POPMJUIJDͳ3BJMTͷ"1*

iQONͷٕज़ج൫ / Ϋϩʔϥʔ ▸Ϋϩʔϥʔ ▸ Ҏ্ͷ&$αΠτΛΫϩʔϧ ▸ ஋ஈɺࣸਅɺઆ໌ɺࡏݿͷ௥੻ ▸ σΟʔϓϥʔχϯάʹΑΔΞΠςϜͷࣗಈΧςΰϦ෼ྨ

iQONͷٕज़ج൫ / Πϯϑϥ ▸ Πϯϑϥ ▸ ҆ఆͨ͠αʔϏεͷఏڙ ▸ "843%4"VSPSB3FEJT%ZOBNP424  .BDLFSFM

iQONͷٕज़ج൫ / σʔλ ▸ σʔλαΠΤϯε ▸ σʔλͷ෼ੳͱΞϧΰϦζϜͷݚڀ։ൃ ▸ ͋ΒΏΔϩάΛ#JH2VFSZʹೖΕͯɺJ20/಺ͷ๲େͳσʔλͷ෼ੳΛߦ͏ ▸

࣮ࡍͷ͢͢Ί͔ͨ ▸ ֤νʔϜͰڠྗ͠ͳ͕ΒਐΊ͍ͯ͘ ▸ ࣮ࡍͲ͏։ൃΛਐΊ͍ͯ͘ͷ͔ʁ ▸ ΞΠςϜݕࡧͷ࣮૷Λྫʹ։ൃϑϩʔΛݟ͍ͯ͘

J20/ͷ։ൃϑϩʔ

։ൃͷਐΊํ ▸ ࣮ࡍʹ։ൃΛͲ͏ਐΊΔͷ͔ʁ ▸ σβΠϯɺΞϓϦ։ൃɺόοΫΤϯυͰνʔϜΛ ૊Ή ▸ ؔ܎ऀશһͰΩοΫΦϑ.5(Λߦ͍࢓༷Λݕ౼ ▸ 2JJUBνʔϜͰϓϩδΣΫτΛ࡞੒

6ઃܭ ▸ ֤04ͰͷϢʔβʔମݧΛ౿·͑ͨ6ͷઃܭ ▸ 4LFUDIͰ6*Λ։ൃ ▸ ࢓༷͔ΒϞοΫΛ࡞੒͠JO7JTJPOͰνʔϜશମ ΁ల։ ▸ ϞοΫͰڍಈ֬ೝɺϑΟʔυόοΫ

"1ͷ࣮૷ ▸ ΞϓϦνʔϜͱόοΫΤϯυνʔϜ͕ڞಉͰ"1Λઃܭ ▸ ΞϓϦνʔϜ͸JO7JTPOΛݩʹඞཁͳσʔλΛચ͍ ग़͢ ▸ όοΫΤϯυνʔϜ͕"1Λઃܭͱಉ࣌ʹ"QJBSZͰ "1ͷϞοΫΛ࡞੒ NEͰ"1*Λఆٛ

▸ σβΠϯΨΠυϥΠϯʹԊ࣮ͬͨ૷ ▸ J04)VNBO*OUFSGBDF(VJEFMJOFT ▸ .BUFSJBMEFTJHOHVJEFMJOFT ▸ J20/EFTJHOHVJEFMJOFT ▸ 04ผʹ࡞੒

*20/σβΠϯΨΠυϥΠϯ

*20/σβΠϯΨΠυϥΠϯ

ΞϓϦͷ࣮૷ "/%30*% ▸ Sketch͔ΒZeplin΁ॻ͖ग़͠ɺσβΠϯ࢓༷֬ೝ͠ͳ͕Β࣮૷ ▸ Simpliͱ໎ͬͨ݁Ռɺdpද͕ࣔͰ͖ΔZeplinΛ࠾༻ σβΠϯΛͲ͏कΔ͔

ΞϓϦͷ࣮૷ "/%30*% ▸ Material CueͰ΋֬ೝ͠ͳ͕Β࣮૷ ▸ iQON͸8dpͷGridΛϕʔεʹͨ͠  σβΠϯ ▸ 8dpͷάϦουΛΦʔόʔϨΠදࣔ

ࣾ಺2" ▸ ϦϦʔεલʹ࣮ࢪ ▸ 2"γʔτʹهೖ ▸ ४උ͸͢΂ͯTMBDLܦ༝ͷCPUͰࣗಈԽࡁ  IUUQUFDIWBTJMZKQFOUSZBOESPJE@RB@BVUPNBUJPO ▸ ࢦఠ఺ʹରԠ͠ͳ͚Ε͹ϦϦʔεෆՄ

ࢪࡦͷධՁ ▸ ϦϦʔεޙʹࢪࡦͷධՁΛߦ͏ ▸ #JH2VFSZʹอଘ͞ΕͨϩάΛ5BCMFBVΛར༻ͯ͠ܭଌ݁ՌΛ֬ೝ ▸ 2JJUBʹܭଌ;Γ͔͑ΓϖʔδΛ࡞੒ɺڞ༗

·ͱΊ

▸ J20/͸༷ʑͳཁૉ͔Β࡞ΒΕ͍ͯΔ ▸ ։ൃʹؔΘΔ֤νʔϜͷ౒ྗͱڠྗ͕ͳ͚Ε͹J20/͸࡞Εͳ͍ ▸ ΞϓϦνʔϜͷ࣮૷΁ͷͩ͜ΘΓ ▸ σβΠφʔʹΑΔ࢖͍΍͍͢ମݧͱ6*ͷઃܭ ▸ όοΫΤϯυνʔϜʹΑΔڧݻͰ҆ఆͨ͠ج൫ͷߏங

ࠓޙͷJ20/

ػցֶशʢσΟʔϓϥʔχϯάʣ΁ͷ౤ࢿ ը૾͔ΒΞΠςϜݕग़ྨࣅը૾ݕࡧ IUUQUFDIWBTJMZKQFOUSZEFUFDUJPO@BOE@SFUSJFWBM

ػցֶशʢσΟʔϓϥʔχϯάʣ΁ͷ౤ࢿ 7"&ͱ("/Λར༻ͨ͠ϑΝογϣϯΞΠςϜݕࡧ #4 IUUQUFDIWBTJMZKQFOUSZSFUSJFWBM@VTJOH@WBF@HBO

8FSF)JSJOH SFDSVJUNFOU!WBTJMZKQ