{"ok":true,"province":"esim-japan","name":"訪日eSIM","name_en":"Japan Travel eSIM Advisor","level":1,"criteria":[{"id":"je_price","label":"料金（相対）","label_en":"Price (relative)","direction":"lower","description":"データ容量あたりの相対的な価格。低いほど安い","unit":null,"kind":"editorial"},{"id":"je_network","label":"回線品質","label_en":"Network quality","direction":"higher","description":"利用キャリア網（docomo/au/SoftBank）と速度・カバレッジの実勢","unit":null,"kind":"fact"},{"id":"je_data","label":"データプランの柔軟性","label_en":"Plan flexibility","direction":"higher","description":"容量の選択肢・無制限プラン・延長のしやすさ","unit":null,"kind":"fact"},{"id":"je_tether","label":"テザリング可否","label_en":"Hotspot/tethering","direction":"higher","description":"スマホをルーター化できるか。PC作業や複数端末で重要","unit":null,"kind":"fact"},{"id":"je_support","label":"サポート","label_en":"Support (EN)","direction":"higher","description":"英語サポートの質と速さ・現地サポートの有無","unit":null,"kind":"fact"},{"id":"je_ease","label":"導入の容易さ","label_en":"Setup ease","direction":"higher","description":"購入から開通までの手間。eKYC不要・QR即時発行ほど高評価","unit":null,"kind":"fact"}],"items":[{"id":"j_airalo","name":"Airalo (Moshi Moshi)","name_en":null,"provider":"Airalo","jurisdiction":"Global","note":"世界最大級eSIMマーケット。日本向けMoshi Moshiプラン","note_en":null,"url":"https://www.airalo.com/japan-esim","shop_url":null,"metrics":{"je_price":80,"je_network":70,"je_data":80,"je_tether":75,"je_support":60,"je_ease":90},"facts":[],"sources":{"je_price":"editorial (2026-06)・相対評価。最新価格は公式: https://www.airalo.com/japan-esim","je_network":"editorial: マーケット型は提携先の回線を借りる形で網を自前で選べず、候補6社で最下位に並ぶため中位の上（2026-06初評）","je_data":"editorial: 世界最大級のマーケットで日本向けに容量違いのプランが並び、柔軟性は無制限特化の型に次ぐため高め（2026-06初評）","je_tether":"editorial: 容量制はテザリングを許す作りが一般的だがプランごとに条件が分かれ、候補中位に並ぶためやや高め（2026-06初評）","je_support":"editorial: 世界規模のマーケット型で問い合わせはチャット中心、現地拠点の手厚さには及ばず候補下位のため中位（2026-06初評）","je_ease":"QR即時発行: https://www.airalo.com/japan-esim"}},{"id":"j_ubigi","name":"Ubigi","name_en":null,"provider":"Transatel (NTT)","jurisdiction":"Global/日本","note":"NTT系。docomo網で品質評価が高い","note_en":null,"url":"https://cellulardata.ubigi.com/","shop_url":null,"metrics":{"je_price":75,"je_network":88,"je_data":75,"je_tether":80,"je_support":60,"je_ease":80},"facts":[],"sources":{"je_price":"editorial: NTT系の単一事業者でマーケット型のような価格の並べ比べが起きにくく、値は候補6社の中位のためやや高め（2026-06初評）","je_network":"NTT系(Transatel)・docomo網: https://cellulardata.ubigi.com/","je_data":"editorial: NTT系の単一事業者で容量の刻みは標準的、無制限特化の型には及ばず候補下位に並ぶため中位の上（2026-06初評）","je_tether":"editorial: 容量を買い切る通信事業者型で使い道の縛りが少なく、テザリングは候補6社で上位に並ぶため高め（2026-06初評）","je_support":"editorial: 通信事業者系だが日本現地の窓口を持つ型ではなくオンライン対応が中心で、候補下位に並ぶため中位（2026-06初評）","je_ease":"editorial: アプリ内で購入から開通まで進められる型だがマーケット大手の手軽さには一歩譲り、候補中位のため高め（2026-06初評）"}},{"id":"j_holafly","name":"Holafly","name_en":null,"provider":"Holafly","jurisdiction":"Global","note":"無制限プラン特化。テザリング条件は要確認","note_en":null,"url":"https://esim.holafly.com/esim-japan/","shop_url":null,"metrics":{"je_price":55,"je_network":70,"je_data":90,"je_tether":45,"je_support":70,"je_ease":85},"facts":[],"sources":{"je_price":"editorial: 無制限プラン特化で容量あたりの比較が効きにくい型、この軸の値は候補6社で最も小さいため中位の下（2026-06初評）","je_network":"editorial: 無制限特化の型は混雑時の速度管理が入りやすい仕組みで、回線品質は候補最下位に並ぶため中位の上（2026-06初評）","je_data":"無制限プラン特化: https://esim.holafly.com/esim-japan/","je_tether":"テザリング条件に制限あり・要公式確認: https://esim.holafly.com/esim-japan/","je_support":"editorial: 旅行者向け専業でチャット対応を前面に出す型、日本に拠点を置く二社に次ぐ候補中位のため中位の上（2026-06初評）","je_ease":"editorial: 無制限一本で容量選びに迷わずQRで入れられる型で、導入の手軽さは最上位に次ぐ位置のため高め（2026-06初評）"}},{"id":"j_sakura","name":"Sakura Mobile","name_en":null,"provider":"Sakura Mobile","jurisdiction":"日本","note":"日本拠点・英語サポート特化。docomo網","note_en":null,"url":"https://www.sakuramobile.jp/","shop_url":null,"metrics":{"je_price":60,"je_network":85,"je_data":75,"je_tether":85,"je_support":95,"je_ease":75},"facts":[],"sources":{"je_price":"editorial: 日本拠点の英語サポートを含めた設計で価格だけを削る型ではなく、値は候補6社で小さい側に並ぶため中位（2026-06初評）","je_network":"docomo網: https://www.sakuramobile.jp/","je_data":"editorial: 日本拠点で滞在日数に合わせた設計が中心、容量の幅はマーケット型に譲り候補下位に並ぶため中位の上（2026-06初評）","je_tether":"editorial: 日本拠点の事業者でPC作業を含む滞在利用を想定した設計、テザリングは候補6社で最上位のため高め（2026-06初評）","je_support":"日本拠点・英語サポート特化: https://www.sakuramobile.jp/","je_ease":"editorial: 日本拠点の通信事業者型でマーケット型の即時発行より申込みの手間がかかりやすく、候補下位のためやや高め（2026-06初評）"}},{"id":"j_mobal","name":"Mobal","name_en":null,"provider":"Mobal","jurisdiction":"日本/英国","note":"日本番号付きSIMも提供。長期滞在に強い","note_en":null,"url":"https://www.mobal.com/","shop_url":null,"metrics":{"je_price":60,"je_network":80,"je_data":75,"je_tether":80,"je_support":85,"je_ease":70},"facts":[],"sources":{"je_price":"editorial: 日本番号や長期滞在向けの付加を含む設計で容量単価だけでは測りにくく、値は候補で小さい側に並ぶため中位（2026-06初評）","je_network":"editorial: 日本番号つきSIMも出す長期滞在向けで国内網との結びつきが強く、候補6社の中位のため高め（2026-06初評）","je_data":"日本電話番号付きプランあり: https://www.mobal.com/","je_tether":"editorial: 長期滞在向けで据え置きに近い使い方まで想定される型、テザリングは候補上位に並ぶため高め（2026-06初評）","je_support":"editorial: 長期滞在者を相手に日本番号つきSIMまで面倒を見る型で、支援の厚さは最上位に次ぐため高め（2026-06初評）","je_ease":"editorial: 日本番号付きSIMも扱う長期滞在向けの型で手続きが重くなりやすく、候補6社で最下位のため中位の上（2026-06初評）"}},{"id":"j_nomad","name":"Nomad","name_en":null,"provider":"LotusFlare","jurisdiction":"Global","note":"価格競争力のあるeSIMマーケット","note_en":null,"url":"https://www.getnomad.app/japan-esim","shop_url":null,"metrics":{"je_price":85,"je_network":70,"je_data":75,"je_tether":75,"je_support":55,"je_ease":85},"facts":[],"sources":{"je_price":"editorial: 複数事業者のプランを並べるマーケット型で、この軸の値は候補6社で最も大きく置かれているため高め（2026-06初評）","je_network":"editorial: 価格を軸に提携回線を束ねるマーケット型で網の指定が効きにくく、候補最下位に並ぶため中位の上（2026-06初評）","je_data":"editorial: マーケット型で複数プランを並べるが無制限特化の型には届かず、候補6社で下位に並ぶため中位の上（2026-06初評）","je_tether":"editorial: 容量制のマーケット型で共有は概ね可能だが提携プランごとに扱いが違い、候補中位に並ぶためやや高め（2026-06初評）","je_support":"editorial: 価格を軸にしたマーケット型で人手のサポートを厚くしにくい構造、候補6社で最下位のため中位の下（2026-06初評）","je_ease":"editorial: アプリで買ってすぐ入れるマーケット型の典型で、開通までの手間は最上位に次ぐ位置のため高め（2026-06初評）"}}],"profiles":[{"id":"je_short","name":"短期旅行（1-2週間）","name_en":"Short trip","weights":{"je_price":0.21052631578947367,"je_network":0.15789473684210525,"je_data":0.15789473684210525,"je_tether":0.10526315789473684,"je_support":0.10526315789473684,"je_ease":0.2631578947368421}},{"id":"je_heavy","name":"ヘビーユーザー","name_en":"Heavy data","weights":{"je_price":0.15,"je_network":0.2,"je_data":0.25,"je_tether":0.2,"je_support":0.1,"je_ease":0.1}},{"id":"je_work","name":"仕事・ワーケーション","name_en":"Business","weights":{"je_price":0.09090909090909091,"je_network":0.22727272727272727,"je_data":0.18181818181818182,"je_tether":0.22727272727272727,"je_support":0.18181818181818182,"je_ease":0.09090909090909091}},{"id":"je_bal","name":"バランス","name_en":"Balanced","weights":{"je_price":0.16666666666666666,"je_network":0.16666666666666666,"je_data":0.16666666666666666,"je_tether":0.16666666666666666,"je_support":0.16666666666666666,"je_ease":0.16666666666666666}}],"articles":[{"slug":"japan-esim-2026","title":"Japan eSIM in 2026: Choose by Network and Tethering, Not by Ads","dek":"Most \"best Japan eSIM\" lists rank by commission. Here is the boring truth: what matters is which carrier network you ride, whether hotspot is allowed, and what \"unlimited\" really means."}],"terms":[],"campaigns":[]}