1. SaaSäŒæ¥ãšã¯ïŒåºæ¬çãªå®çŸ©ãç解ãã
SaaSïŒSoftware as a ServiceïŒäŒæ¥ã¯ãäžè¬çã«ã¯ããœãããŠã§ã¢ããµãŒãã¹ãšããŠæäŸããäŒæ¥ãæããŸãããããã®äŒæ¥ã¯ãèªç€Ÿã§éçºãããœãããŠã§ã¢ãã€ã³ã¿ãŒããããéããŠé¡§å®¢ã«æäŸãããã®äœ¿çšã«å¯ŸããŠå®æçã«æéãè«æ±ããŸãã
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SaaSäŒæ¥ã¯ãä»ã®ããžãã¹ã¢ãã«ã«æ¯ã¹ãŠãåææè³ãå°ãªããèŠæš¡ã®çµæžãå®çŸãããããšããå©ç¹ããããŸãããããã®ç¹æ§ã«ãããSaaSäŒæ¥ã¯ãå€ãã®ããžãã¹ãšãªã¢ã§æµè¡ããŠããŸãã
1.1 SaaSã®å šäœåãšã¯
SaaSã¯ãã€ã³ã¿ãŒãããçµç±ã§ãœãããŠã§ã¢ãæäŸããŸãããŠãŒã¶ãŒã¯ããã©ãŠã¶ããçŽæ¥ã¢ã¯ã»ã¹ããŠå©çšããŸãããã®ããããŠãŒã¶ãŒèªèº«ããœãããŠã§ã¢ãããŠã³ããŒããããã€ã³ã¹ããŒã«ããå¿ èŠã¯ãããŸããã
SaaSã¯ãµãã¹ã¯ãªãã·ã§ã³ããŒã¹ã®ã¢ãã«ãæ¡çšããŠããŸãããŠãŒã¶ãŒã¯ãå¿ èŠã«å¿ããŠå©çšæéãéžæãããã®æéã«å¯Ÿããæéãæ¯æããŸããããã«ããããŠãŒã¶ãŒã¯èªèº«ãå¿ èŠãšãããµãŒãã¹ã ããéžãã§å©çšããããšãå¯èœã«ãªããŸãã
ãŸããSaaSäŒæ¥ã¯é¡§å®¢ã«ãœãããŠã§ã¢ãåžžã«ææ°ã®ç¶æ ã§æäŸããŸãããœãããŠã§ã¢ã®ããŒãžã§ã³ã¢ãããã»ãã¥ãªãã£ã®æ¹åã¯ãSaaSäŒæ¥ãè² æ ããããããŠãŒã¶ãŒã¯ãããã®åé¡ãå¿é ããå¿ èŠããããŸããã
1.2 SaaSãšã¯ã©ã®ãããªç¹æ§ãæã€ã®ã
SaaSã¯ããã®ç¹æ§ããããã€ãã®åªããç¹åŸŽãæã£ãŠããŸãããã®äžã€ããåè¿°ãããšããããœãããŠã§ã¢ã®éçšãšç®¡çãSaaSäŒæ¥ãäžæã«åŒãåããããšã§ããããã«ããããŠãŒã¶ãŒã¯è€éãªéçšã管çãã解æŸãããæ¬æ¥ã®æ¥åã«éäžã§ããŸãã
ãŸããSaaSã¯ã¹ã±ãŒã©ãã«ãªç¹æ§ãæã£ãŠããŸããã€ãŸãããŠãŒã¶ãŒã®ããŒãºã«å¿ããŠãæéãæ¯æãããšã«ãããå¿ èŠãªæã«ãµãŒãã¹ãå¢ããããæžããããããããšãå¯èœã§ãã
å ããŠãSaaSã¯é«ãã¢ã¯ã»ã·ããªãã£ãæäŸããŸããã€ã³ã¿ãŒãããããããã°ãã©ãããã§ãã¢ã¯ã»ã¹ããŠãæ¥åãé²ããããšãå¯èœã§ããããã¯ããªã¢ãŒãã¯ãŒã¯ããã¬ãã·ãã«ãªåãæ¹ãå¢ããŠããçŸä»£ã«ãããŠã倧ããªåŒ·ã¿ãšãªããŸãã
1.3 SaaSãšä»ã®ãœãããŠã§ã¢é ä¿¡ã¢ãã«ãšã®éã
SaaSãšäŒçµ±çãªãœãããŠã§ã¢é ä¿¡ã¢ãã«ãšæ¯èŒãããšããã®å·®ç°ãæ確ã«ãªããŸããäŒçµ±çãªã¢ãã«ã§ã¯ããœãããŠã§ã¢ã¯ç©ççãªã¡ãã£ã¢ïŒCD-ROMãªã©ïŒã§æäŸããããŠãŒã¶ãŒèªèº«ãã€ã³ã¹ããŒã«ããéçšã»ç®¡çãèªå·±è² æ ããå¿ èŠããããŸããã
SaaSãåºçŸããããšã§ããã®å šãŠãå€ãããŸãããSaaSã§ã¯ããœãããŠã§ã¢ã¯ã€ã³ã¿ãŒãããäžã§æäŸããããŠãŒã¶ãŒã¯èªèº«ã®ããã€ã¹ã«äœãã€ã³ã¹ããŒã«ããããã©ãŠã¶ããçŽæ¥ã¢ã¯ã»ã¹ããŠå©çšããããšãå¯èœã«ãªããŸããã
ãŸããSaaSã§ã¯ãéçšã»ç®¡çãSaaSäŒæ¥ãè¡ããŸããããã«ããããŠãŒã¶ãŒã¯æ¬æ¥ã®æ¥åã«å°å¿µã§ããã ãã§ãªãããœãããŠã§ã¢ã®æŽæ°ãã»ãã¥ãªãã£ã«ã€ããŠå¿é ããå¿ èŠããªããªããŸããã
1.4 SaaSäŒæ¥ã®ç¹åŸŽãšã¯
ãã®ããã«SaaSãšããç¹ç°ãªããžãã¹ã¢ãã«ãæ¡çšããŠããSaaSäŒæ¥ã¯ãããã€ãã®ç¹åŸŽãæã£ãŠããŸãããŸããSaaSäŒæ¥ã¯é¡§å®¢ãšã®ç¶ç¶çãªé¢ä¿ãéèŠããŸãããªããªãããµãã¹ã¯ãªãã·ã§ã³ããŒã¹ã®ããžãã¹ã¢ãã«ã¯ã顧客ãæºè¶³ããŠãµãŒãã¹ãç¶ããŠäœ¿ããããšæãããšã§æãç«ã€ããã§ãã
ãŸããSaaSäŒæ¥ã¯ãŠãŒã¶ãŒã®å©äŸ¿æ§ã倧äºã«ããŸãããŠãŒã¶ãŒã容æã«ãµãŒãã¹ã«ã¢ã¯ã»ã¹ãã䜿ãæããæããããšã¯ãç¶ç¶çãªå©çšãšé¢é£ãé«ãããã§ãããã®ããããŠãŒã¶ããªãã£ãå šäœçãªãŠãŒã¶ãŒãšã¯ã¹ããªãšã³ã¹ã«åãå ¥ããŠããŸãã
SaaSäŒæ¥ã¯ãåžžã«æ°ããæè¡ã®å°å ¥ãéçºå¹çã®æ¹åãªã©ãèªèº«ã®ãµãŒãã¹ç«¶äºååäžã«å°œåããŸããããã¯ãä»ã®SaaSäŒæ¥ãšã®ç«¶äºåªäœãç¶æãã顧客ãç¶æã»æ¡å€§ããããã®éèŠãªæŠç¥ã§ãã
2. SaaSäŒæ¥ãæäŸããäž»ãªãµãŒãã¹
çŸä»£ã®ããžã¿ã«åãããäžçã§ã¯ãäŒæ¥ãäžãããœãããŠã§ã¢ãèšç«ãã代ããã«ãSoftware as a ServiceïŒSaaSïŒãšåŒã°ãããµãŒãã¹ãå©çšããããšããŸããŸãäžè¬çã«ãªã£ãŠããŸããSaaSäŒæ¥ã¯ã瀟å ã®ITã€ã³ãã©ã®éçšãåçã«å¹çåããäºæ¥ã®æ¡å€§ã«éäžãããéµãšãªãçååããŒã«ãšããŠæ©èœããŸãã
SaaSäŒæ¥ãæäŸããååããµãŒãã¹ã¯éåžžã«å€å²ã«æž¡ããŸããããã®ç¹åŸŽã®äžã€ãšããŠã¯ã»ãšãã©ãã¯ã©ãŠãããŒã¹ã§ããããšãæããããŸãããŸãããããã®äŒæ¥ã¯ããžãã¹å€§æããå°èŠæš¡äŒæ¥ãã¹ã¿ãŒãã¢ããäŒæ¥ãŸã§ãããããæ¥çã®äŒæ¥åãã«ãµãŒãã¹ãæäŸããŠããŸãã
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2.1 SaaSãšã¯ã©ãŠãã³ã³ãã¥ãŒãã£ã³ã°ã®é¢ä¿
SaaSã¯ã€ã³ã¿ãŒããããä»ããŠæäŸããããŠãŒã¶ãŒã¯ãŠã§ããã©ãŠã¶ãéããŠãµãŒãã¹ãå©çšããŸããããã§éèŠãªã®ã¯ãSaaSãšã¯ã©ãŠãã³ã³ãã¥ãŒãã£ã³ã°ã¯æ·±ãçµã³ã€ããŠãããšããç¹ã§ãã
SaaSã¯Cloud Computingã®äžåœ¢æ ã§ããããœãããŠã§ã¢ã1ã€ã®å Žæããè€æ°ã®ããã€ã¹ã«é ä¿¡ããããã®æ段ã§ããããã«ããããŠãŒã¶ãŒã¯ãœãããŠã§ã¢ãèªåã®ããã€ã¹ã«ã€ã³ã¹ããŒã«ããããšãªããããã䜿çšããããšãã§ããŸãã
ãŸããSaaSã¯ããªã³ããã³ãããµãŒãã¹ãšããŠæ©èœããäŒæ¥ã¯å¿ èŠã«å¿ããŠSaaSãœãªã¥ãŒã·ã§ã³ãè¿ éäžã€å®¹æã«ã¹ã±ãŒã«ã¢ãããŸãã¯ããŠã³ããããšãå¯èœã§ããããã¯ãäŒæ¥ãITãªãœãŒã¹ãé«åºŠã«å¶åŸ¡ã§ããå¿ èŠã«å¿ããŠèª¿æŽã§ãããšãããã¯ã©ãŠãã³ã³ãã¥ãŒãã£ã³ã°ã®äž»èŠãªé·æãåŒãç¶ãã§ããŸãã
2.2 å€æ§ãªæ¥åã§æŽ»çšãããSaaS
CRMïŒCustomer Relationship ManagementïŒãã¡ãŒã«ãã«ã¬ã³ããŒããããªäŒè°ããããžã§ã¯ã管çããããžãã¹ã€ã³ããªãžã§ã³ã¹ïŒBIïŒããŒã«ãªã©ãããŸããŸãªæ¥åçšãœãããŠã§ã¢ãSaaSãšããŠæäŸãããŠããŸãããããã®ãµãŒãã¹ã¯ããšã³ããŠãŒã¶ãŒã«ãšã£ãŠæéãæéãå€§å¹ ã«åæžããè€éãªæ¥åããã»ã¹ãç°¡çŽ åããŸãã
ãŸããSaaSãœãªã¥ãŒã·ã§ã³ã®å€±æçã¯éåžžã«äœãããã®å質ãšããã©ãŒãã³ã¹ã¯é«ããããSaaSã¯åŽååã®çç£æ§ãå€§å¹ ã«åäžãããããšãå¯èœã§ããããã¯ãSaaSã®å©çšãæ¥éã«æ®åããŠããäž»èŠãªçç±ã®äžã€ã§ãã
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2.3 ãµãŒãã¹ã®è³Œå ¥ãšç®¡çã®ç¹æ§
SaaSäŒæ¥ã®ãµãŒãã¹ã¯ãäžè¬çã«å®æçãªãµãã¹ã¯ãªãã·ã§ã³æéã®åœ¢ã§å©çšã§ããŸããããããå®æçãªæéèšå®ã¯ãäŒæ¥ã«å¯ŸããŠäºæž¬å¯èœãªæ¯åºãæäŸããè³é管çã容æã«ããŸãã
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SaaS㯓ããã«äœ¿çšã§ãã”ãœãªã¥ãŒã·ã§ã³ãæäŸããŸããããã¯ããã¥ã¢ã«ããã¥ãŒããªã¢ã«ãèªãæéãæžãããäŒæ¥ãéèŠãªããžãã¹ã®ç®æšã«éäžããããšãã§ããããžã¿ã«æ¥çã§ã®ç«¶äºåãåäžãããŸãã
2.4 äžæã®ã¢ããããŒããšéçºã®åŒ·ã¿
SaaSäŒæ¥ã®ããäžã€ã®å€§ããªç¹åŸŽã¯ããµãŒãã¹ã®ç¶ç¶çãªã¢ããããŒããšéçºã§ããåŸæ¥ã®ãœãããŠã§ã¢ã§ã¯ãæ°ããããŒãžã§ã³ããªãªãŒã¹ãããããšã«æéãšåŽåããããŠã¢ããããŒããè¡ãå¿ èŠããããŸããããSaaSãµãŒãã¹ã§ã¯ãã®åé¡ãååšããŸããã
SaaSäŒæ¥ã¯ã¯ã©ãŠããå©çšããŠãææ°ã®ã¢ããããŒãããªã¢ã«ã¿ã€ã ã§ãŠãŒã¶ãŒã«æäŸããŸããããã«ãããäŒæ¥ã¯ææ°ã®æ©èœãããã«å©çšããããšãã§ããå¿ èŠãªå Žåã¯ãã®å Žã§é©å¿ããããšãå¯èœã§ãã
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3. SaaSäŒæ¥ã®ããžãã¹ã¢ãã«ãšåçæ§é
SaaS (Software as a Service)äŒæ¥ã¯ãã¯ã©ãŠãããŒã¹ã®ãµãŒãã¹ãæäŸããããšã§åçãåŸãŠããäŒæ¥ã§ãããã®ããžãã¹ã¢ãã«ãšåçæ§é ã¯ãå€ãã®å Žé¢ã§äŒçµ±çãªè£œå販売ãšã¯ç°ãªããŸããããããå ·äœçã«ãã®éããšç¹åŸŽãèŠãŠãããŸãããã
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3.1 å®æè³Œå ¥ããŒã¹ã®ããžãã¹ã¢ãã«
SaaSäŒæ¥ã®äž»ãªããžãã¹ã¢ãã«ã¯ãå®æè³Œå ¥ãã§ããã€ãŸããæé¡ã幎é¡ã§ãµãŒãã¹ãå©çšæãæ¯æã£ãŠãããããšã«ãããæç¶çãªåçãåŸãŠããŸãããã®ã¢ãã«ã«ãããäŒæ¥ã¯ç¶ç¶çãªãã£ãã·ã¥ãããŒã確ä¿ããé·æçãªããžãã¹ã®å®å®æ§ãç¶æããããšãã§ããŸãã
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3.2 åçåæŠç¥ãšã¯
SaaSäŒæ¥ã®åçåæŠç¥ã¯ãä»å 䟡å€ãæäŸãã€ã€ããã®äŸ¡å€ã«èŠåã£ãåçãåŸãããšãç®æããŸããäž»ã«ãåºæ¬ãã©ã³ã®ä»ã«ãã¬ãã¢ã ãã©ã³ãªã©ãè€æ°ã®ãã©ã³ãæäŸããŠåãã©ã³ã«å¿ããåçãåŸããªã©ã®æŠç¥ãäžè¬çã§ãã
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3.3 ã«ã¹ã¿ããŒãµããŒãã®åœ¹å²
SaaSäŒæ¥ã§ã¯ã顧客ã®æºè¶³åºŠåäžãšé¡§å®¢ã®å®çåãå³ãããã«ãã«ã¹ã¿ããŒãµããŒãã倧ããªåœ¹å²ãæãããŸãããµãŒãã¹ã®å©çšæ¹æ³ã解説ããããåé¡ãçºçããéã®å¯Ÿå¿ããããããããšã§ã顧客ããµãŒãã¹ãå¿«é©ã«å©çšã§ããããšã確ä¿ããŸãã
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3.4 åçãå¢ããããã®æŠç¥
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4. SaaSäŒæ¥ãçŽé¢ãã課é¡ãšå¯Ÿç
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