ããã°ãã¯ç§ã®å€é·ã«…é£ã¹éãã¯ç³å°¿ã®å ã§ã^^;
çŒé ã«ãã§ã³ã¬ãŒãã奜ããªç§ã§ãããæè¿ã¯ãã©ã€ããŒãã§ã¯é£²ãŸãªããã©ãŒã¡ã³ãïŒé±ã«1åã«æããŠãããŸããã©ãã§ãè¯ã話ã§ããããããªèšäºãèªãã§é ãåŒç€Ÿã«åãåãããäžããæ¹ã¯ãã£ãšãã€ã€ã«ã«ã¹ã¿ãŒã«ééãç¡ããšæã£ãŠæ¢ããŠæ Œå¥œä»ããã«æãã®ãŸãŸã®äžçŽ°å·¥ãªæç« ãæžãç¶ããã€ããã§ãããŸãç¬
èªã¿ã«ãããåããã¥ãããšãææåããŸããããæãã®ãŸãŸãè¯ãããªãšãæã£ãŠãããŸããæ Œå¥œã€ããã®ã¯ç°¡åã§ãããä»ã®åŒç€Ÿã®ãã§ãŒãºã§ã¯ããã¯å¿ èŠãããŸããããããŸã§ãæ³¥èãæãã®ãŸãŸã«ã§ã^^
ããŠããŠåŒç€Ÿã§ã¯ã
SNSïŒInstagramãTwitterãLINEãªã©ïŒã§ãŠãŒã¶ãŒãæçš¿ãããåçãã¯ãŒãã³ã«ãªã
æçš¿åçïŒã¯ãŒãã³ïŒç¹èš±ç¬¬5778324å·ïŒ
ãšããä»çµã¿ã§ç¹èš±ãååŸããŠãããŸããŠä»ã«ã…
æçš¿åçã§ãªãŠã³ãã¡ãã£ã¢ãšECãµã€ããäœããä»çµã¿ã§ãç¹èš±ãååŸãããŠé ããŸããã
æçš¿åçïŒãªãŠã³ãã¡ãã£ã¢ãšECãµã€ãïŒç¹èš±ç¬¬5882526å·ïŒ
2020幎ã«åããŠé 調ã«åºç€ãšãªãæ°ããåŒç€Ÿã®è»žãšãªãæ°ãã䟡å€ãåºæ¥ãŠãã€ã€ããã®ã§ããããããªSNSãããžãã¹æŽ»çšããäžã§å¿ é ãªããã·ã¥ã¿ã°æé©åïŒHTO察çïŒã«ã€ããŠä»æ¥ã¯ã玹ä»ããŸãïŒ
ã³ã³ããŒãžã§ã³ïŒCVïŒãäžãããã®ãä»ã®æ©ã¿…
ECãµã€ãã ã£ããèªç€Ÿãµã€ãã ã£ãããç©è²©ã§ååã販売ãããŠãããåºã§ãµãŒãã¹æäŸãããŠãããžã£ã³ã«ãæ¥æ ãéã£ãŠãéå¶æŽãé·ããªãã°ãªãã»ã©ã³ã³ããŒãžã§ã³ã¢ããã¯æ©ã¿ã®çš®ã ã£ããããŸãããããåãããŸãããµã€ãäœã£ãŠãSEO察çãã£ãŠPPCåºåã«Facebookåºåã«ãšããããšãã£ãŠãã°ãã£ãŠããã»ã©ã
ã³ã³ããŒãžã§ã³ïŒCV)ïŒçµæã©ãã ã売ãäžãã»æ¥åºã«ç¹ãã£ãŠãã®ïŒïŒ
æ¬è³ªçã«ã¯ããã ãšæããã§ãããããïŒã1äžåãã£ãŠãçµæãšããŠã®å£²ãäžããæ¥åºã«ç¹ãããªããã°çµµã«æããé€ ã©ãããç«ã«å°å€ã§ãããç¹ã«ãã¡ã¿ãããªé¶çŽ°äŒæ¥ãæ¥æ¬ã®9å²å ããäžå°äŒæ¥ã®çµå¶è ããŸã§ããã°ãçŽåŸé ãããšæããã§ããã
ãã10幎è¿ãæã¯SEO察çã®è©±ããææ¡ããŠããš
ãSEOïŒã»ãªïŒïŒãããããšå£²ãäžãäžããã®ïŒïŒã
ã£ãŠèšããããã®ã§ãïŒç¬ïŒ
 ã§ã¯å®éã«Instagramã掻çšããããšã§ã©ããã£ãŠã³ã³ããŒãžã§ã³ïŒCV)ãäžããŠãããã®ãïŒ
ãã®åã«ã³ã³ããŒãžã§ã³ãäžããã«ã¯ã£ãŠããšããæ¯ãè¿ã£ãŠã¿ãããšæããŸãã
åºåè²»ã®ç¡é§é£ãããèããïŒïŒ
ãããŒãçãšèšããããžã§ã³ã»ã¯ãã¡ãŒã«ãŒæ°ãé¢çœãããšãèšãããŠããã§ããã
ãåºåè²»ã®ååãéã®ç¡é§äœ¿ãã«çµãã£ãŠããäºã¯ããã£ãŠããã
ããããªãã®ã¯ã©ã£ã¡ã®ååãç¡é§ãªã®ãã ãã
John WanamakerïŒCREDIT
ãã€ã®æ代ãããã§ãããã³ã³ããŒãžã§ã³ãäžããããããŠæ£ç¢ºã«å¹æ枬å®ãåæãã解æããããšã®é£ãããè¡šããŠããŸããæè¿ã§ã¯é»éãFacebookã§ãåºåã«é¢ããããŒã¿ã®äžæ£ãçºèŠããŸããã
å人çã«ã¯ããã¯æ°·å±±ã®äžè§ã§åºæ¬çã«ããŒã¿ã®æ°åã»æ°å€ããã®ã¿ã«ããã®ã¯éåžžã«å±éºã ãšæã£ãŠããŸãããã¡ãããããŒã¿ã»æ°åãããçµå¶ã«æ¬ ãããªããã®ã§ã¯ãããŸãã
ãããå®éã®ããŒã±ãã£ã³ã°ã§ã¯ãã£ãšæèŠçãªãšãããèŠæ±ãããã®ã§ã¯ãšèããããããŸããåããã©ããªããŸããããã³ã³ããŒãžã§ã³ãäžããã
åæããéã«æ°åã ãã«åãããŠã®äžåäžæãããªããæããããªããšããèãæ¹ã倧äºã§ãããšããããšã§ããããããŠã©ã®ææšãã³ã³ããŒãžã§ã³èšæž¬ã®èŠçŽ ãšãããã«ãããŸããã
ããŒã¿ã¯ãããŸã§ããŒã¿ãšããŠèŠãŠããããšã§ããïŒ
åç §ïŒé»éã®äžæ£åé¡ãæãã3ã€ã®ã¯ã±ãæ§æ¥åã®ä»£çåºã«æœãæ ¹æ·±ãåé¡
åç §ïŒé»éãšFacebookã®äžæ£æ¥åããèãã ãããåºåã®åé¡ç¹ãšã¯ïŒ
ãŠã§ããµã€ãã®æ°ã¯9åãµã€ãïŒïŒ
æ¥æ¬ã«ã¯2015幎12æã®ããŒã¿ã§ã¯çŽ9åãµã€ããååšããããã§ããããã§ãæžå°åŸåã«ã¯ããããã§ããããã¯ãªã§ããããã
ããã ãã®ã©ã€ãã«ãããããã§ããã¢ã¯ã»ã¹ããŠããããŠã§ããµã€ããèŠãŠããããã ãã§ãåãããšã§ãããããããããã¯ããŒã¯ãããããïŒãããåãåããããäºçŽã«ååè³Œå ¥ããŠããããšããäºãã©ãã ãé£æ床ãé«ããã
åçŽèšç®ã§èãããš9ååã®1ãªããã§ãã
â»ãžã£ã³ã«ãšãæ¥æ
ãšã现ããããšã¯ããã§ã¯æ¢ããŠç¡èŠããŠãŸãã
ã客ããã¯ããã ãã®æ°ã®WEBãµã€ãã®äžããæ å ±ãæ¢ãããã§ããèš³ã®åãããªããµã€ãããããŸãããèŠã¥ãããµã€ãããããŸãã3ç§ã«ãŒã«ã£ãŠããã®ãæããWEBæ¥çã§ããããŠãŸããã
3ç§ã«ãŒã«ïŒãŠã§ããµã€ããéããŠ3ç§ã§ç®çã®æ å ±ã奜ã¿ãããªããã°éããããã£ãŠã«ãŒã«ã§ãã
ä»ã1ç§ã«ãŒã«ã®äžçã§ãããµã€ããéãããã°å³éããŸãããèŠãŠãäžç®ã§ç®çã®æ å ±ãèŠããªããã°ã·ã£ããããŠã³ã§ãããŸãæ¬é¡ã®ã©ããã£ãŠã³ã³ããŒãžã§ã³äžããã®ïŒïŒãŸãããã©ããšãã声ãèããããã§ããã
ãããç«æŽŸãªã³ã³ããŒãžã§ã³ãäžããïŒã€ãªãã§ããããããŠãããã ãã®ã©ã€ãã«ãããŠä»ã®æ代ã¯ã³ã³ããŒãžã§ã³ãäžããã³ã¹ãïŒäºç®ãåŽåãªã©ïŒã¯ç¢ºå®ã«å¢ããŠãããšããã®ãç解ããå¿ èŠããããŸãã
æ¬é¡ã«æ»ããŸãã
ããã·ã¥ã¿ã°æé©åããªãCVãäžããã®ãïŒïŒ
ããã·ã¥ã¿ã°æ€çŽ¢ããã®æµå ¥ãå¢ãã
InstagramãTwitterã§ãæ å ±åéã«äœ¿ãæ¹ã¯ããã·ã¥ã¿ã°ã§ã®æ€çŽ¢ãåœããåã«å©çšããŸãã
Instagramæ€çŽ¢ã§ããŸããŸäºéã®ã©ãŒã¡ã³ã¿ãã®ã§æããŠããé£æ¬²ãâŠ(°_°) pic.twitter.com/E4B18IaaGY
â HIKARUã»THEã»END (@xXxHKRxXx) 2015幎2æ13æ¥
ããŸãšããããã·ã¥ã¿ã°æ ã§å€ã¬ãžã£ãŒã¯æ±ºãŸãïŒInstagramãæ€çŽ¢ã掻çšè¡ïŒã€ã¶ïŒïŒhttps://t.co/6P1aiq4TnM #ããã·ã¥ã¿ã° #ããã·ã¥ã¿ã°æ #å€äŒã¿ #æ è¡ #Instagram pic.twitter.com/T87snSSH8T
â ã€ã¶ïŒç·šééšïŒç£çµããžã¿ã«ïŒ (@iza_edit) 2016幎6æ11æ¥
ãã®æã«ã¿ãŒã²ãããšãããŠãŒã¶ãŒãæ€çŽ¢ããããã·ã¥ã¿ã°ã»ããŒã¯ãŒãã§ã®æçš¿ãåºæ¥ãŠãããšèŠãŠããããå¯èœæ§ãå¢ããŸãã
ãããŠãã³ã°ããŒã«çè«ã«åãè€åçã«å¯Ÿè±¡ããã·ã¥ã¿ã°ã®å¯Ÿçãè¡ã£ãŠããã°ïŒã€ç®ã®ããã·ã¥ã¿ã°ã§ã¯èŠãŠããããªããŠãïŒã€ç®ã®ããã·ã¥ã¿ã°ã§èŠãŠãããããšãã§ããŸãã
ãããŠããããã³ã³ããŒãžã§ã³ïŒCVïŒã«ã€ãªããçç±ã§ãããã¶ã€ã¢ã³ã¹ã®æ³åãšããã¢ã¡ãªã«ã®å¿çåŠè ãããŒãã»ã¶ã€ã¢ã³ã¹ããã®è«æããããã§ãããåçŽæ¥è§Šå¹æïŒãããã ããã£ããããããïŒãçºè¡šãããŠããã§ããã
åçŽæ¥è§Šå¹æïŒãããã ããã£ããããããïŒïŒæ¥è§Šåæ°ã床åããé«ããã°é«ãã»ã©å¥œæ床ãå°è±¡ãé«ãŸããšããå¹æã
åç §ïŒåçŽæ¥è§Šå¹æ wiki
çç¥æ§ã®ååãšãèšãããŠãããã®æ³åããèããŸããšããŸãç®ã«è§Šããæ°ã¥ããŠããããèŠã€ããŠãããäºãç¹°ãè¿ãäºã«ãã奜æçã«å°è±¡ä»ããäºãå¯èœã«ãªãã³ã³ããŒãžã§ã³ã¢ããã«ã€ãªããã®ã§ã
ããã·ã¥ã¿ã°ïŒååã»ãµãŒãã¹ã§ãã©ã³ãã£ã³ã°ãèªç¥åäžã§ãã
èªç€Ÿç¹æã®ããã·ã¥ã¿ã°ãããããã®ãŠãŒã¶ãŒã«äœ¿ã£ãŠãããããšã¯SNSäžã§ã®å¶æ¥ãã³ãå¢ãããŠããããšãšåæ§ã®å¹æããããããŸããå£ã³ããšããŠã®å¹æã¯å¿è«ã®ããšäžã®ç»åã¿ããã«ã¹ããããšããŠãåºãæ¢ã«ç»é²ãããŠããæ¹ã¯ãšãªã¢æ å ±ã«åçã衚瀺ãããŸãã®ã§æ¥åºä¿é²ã«ãç¹ãããŸãã
ãŸãSNSã§ã¯åºåã䜿ããªããªãŒã¬ããã¯ãªãŒããšãã€ããªãŒãã®ïŒçš®é¡ããããŸãããInstagramã®å Žåã¯TwitterãFacebookãšéããã©ãã¯ãŒãå¢ããäºã«ç¹åããåºåã¯ãããŸããã®ã§ãã©ãã¯ãŒãç²åŸããé£æ床ãé«ãããäž»ã«ãã©ãã¯ãŒããçºçãããªãŒã¬ããã¯ãªãŒããç²åŸããããšãéåžžã«é£ããã§ãã
ããã解決ã§ããã®ãããã·ã¥ã¿ã°ãªãã§ããããã·ã¥ã¿ã°ãèŠããŠãããã䜿ã£ãŠãããäºã§ããããã®äººã«èŠãŠããããªãŒã¬ããã¯ãªãŒããå¢ãããŠããããšãçµæçã«å®çŸã§ããŸãããŸããã£ããã£ã®ç»åã®ããã«ããã·ã¥ã¿ã°æ€çŽ¢ããéã«é¢é£ããã·ã¥ã¿ã°ãšããŠè¡šç€ºãããããšãã§ããŸãã
äŸïŒãåå€ã©ãŒã¡ã³ããšãæžè°·ã«ãã§ãã®instagramæ€çŽ¢çµæ
åç §ïŒãªãŒããreachãïŒITçšèªèŸå žïŒ
ãå£ã³ãå¢ïŒãæçš¿ãå¢ãä¿¡çšã»ä¿¡é Œã«ã€ãªããã³ã³ãã³ããã§ãã
instagramã§ã¯ä»ãã玹ä»ããéãã°ãŒã°ã«æ€çŽ¢ã§äœçºçãªSEO察çã«ããæ å ±ã®ãªã¢ãªãã£ã«çåãæã€ããã«ãªã£ããŠãŒã¶ãŒãå¢ããŠããç¹ã«è¥å¹Žå±€ã§ã¯ã°ã°ãïŒGoogleæ€çŽ¢ïŒããããã·ã¥ãïŒã€ã³ã¹ã¿æ€çŽ¢ïŒãã€æ€ïŒTwitteræ€çŽ¢ïŒããã£ãŠãŠãŒã¶ãŒãå¢ããŠããŸãã
äŸïŒãåå€ã©ãŒã¡ã³ãã®æ€çŽ¢çµæïŒå·ŠïŒGoogleãå³ïŒInstagramïŒ
ãªããïŒããã¯è²ããªèª¬ããããŸãããå人çã«ã¯ïŒã€ã
ïŒãæ±ããŠãæ å ±ã«å¿ããã¡ãã£ã¢ã®å©çš
ïŒããŠãŒã¶ãŒãªãã©ã·ãŒã®åäžãšéèšèªå
ä»ã®è¥ãæ¹ã¯ãªãã©ã·ãŒãé«ãã ãã§ãªãæ å ±åéã®æé©åïŒIGO:intelligence gathering optimizationïŒããå§åçã«æã 30代ãããäžæã§é²åããŠããŸãããããŠãããç¡é§ãªæ å ±ããã€ãºã«å¯Ÿããã·ã£ããããŠã³ïŒããŒãžã»ã¢ããªãéããïŒããæéãæ©ãã§ãã
ãããã®äºããç¡é§ãªããã¹ãããªãéèšèªã®åçã奜ãŸããŠããã®ã ãšæããŸãããããŠèªç€Ÿã®ããã·ã¥ã¿ã°ã»æçš¿åçãããããã®ãŠãŒã¶ãŒããæçš¿ãããäºã«ããæçš¿åçïŒå£ã³ããšããæ§å³ãäœããŸãã
äŸïŒãåå€ã©ãŒã¡ã³ãã®instagramæ€çŽ¢çµæïŒå·ŠïŒæ€çŽ¢çµæãå³ïŒåºèã®ã¹ãããæ å ±ïŒ
äŸïŒãæžè°·ãã€ã«ãã®instagramæ€çŽ¢çµæïŒå·ŠïŒæ€çŽ¢çµæãå³ïŒåºèã®ã¹ãããæ å ±ïŒ
ãªãŒãã³ã§æ·å± ã®äœããã©ã³ãã³ãã¥ããã£ã®åœ¢æ
instagramã®æŽ»çšæ³ãšããŠäºæ¥è ããã«ãšã£ãŠéåžžã«äŸ¡å€ããïŒã€ãšããŠããã·ã¥ã¿ã°ã掻çšãããã©ã³ãã³ãã¥ããã£ã®åœ¢æãæããããŸããä»ãŸã§ã®ãã©ã³ãã³ãã¥ããã£ãšãããšäŒå¡ç»é²ããŠäŒå¡éå®ã®ã³ãã¥ããã£ãªã©ãããã«åœãããŸããã
ä»ã®ãŠãŒã¶ãŒã¯ãã©ã³ãã«å¯Ÿããæçãé«ããŠããéäžçµéã®æ®µéã§ã¯äŒå¡ç»é²ãªã©ç ©ãããæç¶ããããŠãŸã§ã¯ãšããæ·å± ã®é«ãããããŸããããããæ·å± ãåã«äœããã°è¯ãããšãããšççŸããŠããŸãããããã§ããªããã§ããã
ããã«ç»å Žããã€ã³ã¹ã¿ã¯ããæŽèœã§ãã¬ã³ãã§ãããå人ç¥äººãšã®å ±éã®è©±é¡ã§ããæ å ±åéã§ã掻çšããããšããããŒãºã«ãããããŠããã§ããå°äžã€ãç¡é§ãªæ å ±ç»é²ãªã©ããªãæ·å± ãäœããããªãŒãã³ã«èšèšãããŠãããŸãã
ãªãŠã³ãã¡ãã£ã¢ãæ§ç¯ãã
åç §ïŒ#mycalvins Calvin Klein
Instagramã§ããŒã±ãã£ã³ã°ããããã§æ¬ ãããªãã®ããã£ã³ããŒã³ãµã€ããšãªãŠã³ãã¡ãã£ã¢ã®æ§ç¯ã§ãããã®çç±ã§ããã
Twitterãé±åèªã®ãã©ã€ããŒãªãã°Facebookã¯æ¥çµæ°èã§ãInstagramã¯Casa BRUTUS (ã«ãŒãµ ãã«ãŒã¿ã¹)ãELLE DECOR(ãšã«ãã³)ãã¢ãã³ãªãã³ã°ïŒMODERN LIVING)ãšãã£ããšããã§ããã
åç §ïŒãæåäºäŸã¢ãªïŒãInstagramã§ãã©ãã¯ãŒã»ãããïŒã»ã客ãããå¢ããããã®æ¹æ³ãšç¥ã£ãŠããããïŒã€ã®ãã¹ããã€ã³ã
ãšããããšã話ã以åã®èšäºã§ããŸãããã
- ã€ã³ã¹ã¿ã§ã¯ãããªãååããµãŒãã¹ã売ã蟌ãããšããã®ã¯éå¹æã«ãªãããã
- åçãã»ãã®ãŠãŒã¶ãŒãšã®å ±æãå ±æã楜ãã
ãã®2ç¹ãèªç€Ÿã®é¡§å®¢ã«ç¹ããŠããéèŠãªããŒãã€ã³ãã«ãªããŸããããœãŒã·ã£ã«ãããããããã·ã¥ã¿ã°ãã¥ã¬ãŒã·ã§ã³ããšãèšããŸãããSNSäžã®ç¹å®ã®ããã·ã¥ã¿ã°ã§æçš¿ãããåçãªã©ã®contentsãèªç€Ÿã®ãªãŠã³ãã¡ãã£ã¢ã«ã«ã«ãã³ã¯ã©ã€ã³ã®ãµã€ãã®ããã«æ²èŒããããšã§ãŠãŒã¶ãŒã®å£ã³ããšããŠå©çšããããšãã§ããŸãã
宣äŒã«ãªã£ã¡ãããŸããã
åŒç€Ÿã§ã¯ãã®ããœãŒã·ã£ã«ãããããããã·ã¥ã¿ã°ãã¥ã¬ãŒã·ã§ã³ãã§ãªãŠã³ãã¡ãã£ã¢ããã£ã³ããŒã³ãµã€ããäœãããšã§çµãããšãããã®ã§ã¯ãªãã³ã³ããŒãžã§ã³ã«ãããã ããããã«æçš¿ã®ãåçãã¯ãŒãã³ã«å€ãåæ¥åºãæçš¿è ã®å人ç¥äººãžã®ãã€ã©ã«ïŒå£ã³ãïŒã«ç¹ãã
ECãµã€ããéå¶ã®æ¹ã«ã¯ããã®æçš¿åçãšECãµã€ããé£æºããæçš¿åçãããã®ãŸãŸååãè³Œå ¥ã§ããä»çµã¿ã®ãµãŒãã¹ãéçºããŠãããŸãã
æçš¿åçïŒã¯ãŒãã³ïŒç¹èš±ç¬¬5778324å·ïŒ
æçš¿åçïŒãªãŠã³ãã¡ãã£ã¢ãšECãµã€ãïŒç¹èš±ç¬¬5882526å·ïŒ
InstagramããŒã±ãã£ã³ã°ã¯ãŠãŒã¶ãŒã楜ããŸãããã®ãåã€ïŒ
Instagramã§ããŒã±ãã£ã³ã°ããããšèãããšãã«ãInstagramã¢ããªå ã§ãã©ãã¯ãŒã«ãããïŒãå¢ããããšã°ãããéèŠèŠãããŸãããã¡ããããã©ãã¯ãŒã«ãããïŒã倧äºã§ããããããã以äžã«Instagramãå©çšãããŠãŒã¶ãŒãæ±ããŠããWantãè¿œåããããšãçµæçã«é客ã ã£ããã³ã³ããŒãžã§ã³ã ã£ããã«ç¹ãããšããããšãå¿ããŠã¯ãããŸããã
ãããŠã圌ã圌女ãã¡ãæ±ããŠããã®ã¯ã·ã³ãã«ã«
- 楜ãã¿ãã
- æ°ããæ å ±ãåŸãã
- å ±æãå ±æããã
ãããã£ããšãããèµ·ç¹ãšããŠããŸãã
Instagramã®ã³ã³ã»ãã
What is Instagram?
Instagram is a fun and quirky way to share your life with friends through a series of pictures. Snap a photo with your mobile phone, then choose a filter to transform the image into a memory to keep around forever. We’re building Instagram to allow you to experience moments in your friends’ lives through pictures as they happen. We imagine a world more connected through photos.
åç §ïŒInstagramå ¬åŒãµã€ã
äžçã®ããããç¬éããšãããŠã·ã§ã¢ã楜ãããããšãã颚ãªããšãæžããŠãããŸãã
ä»äžåºŠInstagramããŒã±ãã£ã³ã°ãéå§ãããŸãã«Instagramã®ã³ã³ã»ãããšãŠãŒã¶ãŒã®WantãèãçŽãå®æœããããšããèŠãèŽããŸãã
ä»æ¥ã®åèš
ããããã©ãã§äžèºæåã«ãªã£ãããŒã¿ãŒã»ãã©ãã«ãŒæ°ã®åèšã§ä»æ¥ã¯ç· ããããšããããŸãã
Peter Ferdinand DruckerãCREDIT:
The best way to predict your future is to create it.
æªæ¥ãäºæž¬ããæè¯ã®æ¹æ³ã¯ãæªæ¥ãåµãããšã ã
ããŒã¿ãŒã»ãã©ãã«ãŒ / Peter Ferdinand Drucker