【夏フェスで泣くな】電波あるのに繋がらない"パケ詰まり"、どのキャリアでも起きます。月数百円の保険で防ぐ方法

Summer festival venues, fireworks displays, and festivals. Many people have likely experienced the frustration of their smartphone losing signal due to the sheer number of people. In this video, the author, a self-proclaimed eccentric who has used 12 different SIM lines including budget SIMs, will explain the preventative measure against congestion and unusable service: 'Dual SIM' in an easy-to-understand way. PR ✅ Illustrated guide to adding povo2.0 as an eSIM to create a dual SIM setup https://www.sumahonominaoshishitaiaik... ✅ Japan Communications SIM (Slow during the day, but fast enough for X and YouTube) 📱 Illustrated article on switching procedures https://www.sumahonominaoshishitaiaik... 📱 Explanation based on actual use of Japan Communications SIM https://www.sumahonominaoshis hitaiaikun.com/kakuyasusimwotakusantukatta/#toc14 ✅IIJmio (Get a Docomo line for 440 yen/2GB per month; no APN profile required for data-only eSIM) https://h.accesstrade.net/sp/cc?rk=01... 📱Explanation based on actual use of IIJmio https://www.sumahonominaoshishitaiaik... ✅️Rakuten Mobile 📱[Indoor Test] Rakuten Mobile's signal strength compared to the three major carriers indoors    • 【実証】楽天モバイルは屋内で繋がらない？百貨店・駅構内で実測した正直レポート｜途切れ...   📱Rakuten Mobile's signal strength compared to the three major carriers in a rural mountainous area    • 【圏外の恐怖】楽天モバイルを田舎のスーパーと山間部でガチ検証！2026年10月パート...   📲Illustrated explanation of Rakuten Mobile's application procedure https://www.sumahonominaoshishitaiaik... 📱Explanatory article based on extensive use of Rakuten Mobile https://www.sumahonominaoshishitaiaik... ✅️LINEMO (For those who prioritize high speed but don't use 10GB) 📱Illustrated explanation of the transfer procedure https://www.sumahonominaoshishitaiaik... ⭐ Apply for LINEMO through the link in this blog and receive up to ¥14,000 equivalent for switching carriers and up to ¥10,000 equivalent for new subscriptions (until July 31st). 📱Explanation of using LINEMO in practice https://www.sumahonominaoshishitaiaik... ✅️mineo 【mineo × Partner Site Limited Administrative Fee Waiver Campaign】 Apply through the referral link and the usual ¥3,300 (tax included) contract administrative fee will be waived. ⇒ https://h.accesstrade.net/sp/cc?rk=01... 📱Illustrated explanation of how to apply for mineo online https://www.sumahonominaoshishitaiaik... 📱Explanation using mineo MyPita in detail https://www.sumahonominaoshishitaiaik... ✅️ahamo (Focus on high speed: ahamo is recommended if you use 10GB or more and make a fair amount of calls) 📲Switch to ahamo and receive 20,000 yen worth of d-points https://px.a8.net/svt/ejp?a8mat=3ZB4W... 📲Illustrated explanation of the switching procedure https://www.sumahonominaoshishitaiaik... uduki/ 📱Explanation based on actual use of ahamo https://www.sumahonominaoshishitaiaik... ✅️povo2.0 (Focus on high speed: For those who use 10GB or more + don't make many calls) 📱Article explaining povo2.0 https://www.sumahonominaoshishitaiaik... ✅️HIS Mobile (Cheapest class for 4GB to 10GB) Apply here h https://h.accesstrade.net/sp/cc?rk=01... 📲Illustrated explanation of the transfer procedure https://www.sumahonominaoshishitaiaik... 📱Explanation using HIS Mobile in practice https://www.sumahonominaoshishitaiaik... ✅Procedure for switching from au to povo2.0 The procedure is the same for switching from UQmobile to povo2.0 Su https://www.sumahonominaoshishitaiaik... ✅ NURO Mobile 📲 Explanation using NURO Mobile Value Plus Docomo line https://www.sumahonominaoshishitaiaik... 📲 Illustrated explanation of the transfer procedure https://www.sumahonominaoshishitaiaik... ✅ Full version of this drive + signal check video ✅ This is a sub-channel.    • 【フル版】福井の総合グリーンセンターでのフェス会場の電波テスト   📱 Explanation of LinksMate (You can have a Docomo line for 418 yen/2GB per month) https://www.sumahonominaoshishitaiaik... 📱 Mobile line review by the author who has used 12 lines https://www.sumahonominaoshishitaiaik... 📱 Video of testing cheap SIMs during lunchtime at JR Fukui Station https ://   • 昼でも速い格安SIMはmineoだけ？8回線で計測したら明確な差が出た   📱 Video testing a cheap SIM card during lunchtime in a rural town in Fukui Prefecture    • 【田舎で実測】昼の格安SIMが意外と使えた！mineo・日本通信SIM・楽天モバイル...   📱 Video testing in Ono City and Katsuyama City, Fukui Prefecture    • 【田舎で実測】昼の格安SIMが意外と使えた！mineo・日本通信SIM・楽天モバイル...   📲 Video testing in Kobe and Osaka    • 大阪城ホールのライブ会場で格安SIM9回線を実測したら電波の差がえぐかった【旅行・混...   📱 Video testing communication with 9 lines inside JR Osaka Station    • 【通信比較】大阪駅で携帯10回線の電波比較と通信速度計測してみた【格安SIM】   📲 Video testing using a smartphone with a do...