Japan’s popular mobile service provider IIJmio has turned up the heat this winter. Starting December 2, 2025, the company expanded its “Smartphone Large Special Price Sale” to include an even wider range of devices—from budget‑friendly phones to high‑end foldables—all at jaw‑dropping discounts.
The sale runs until 9:59 p.m. on February 2, 2026, giving subscribers two full months to grab new smartphones at prices rarely seen for top‑tier specs.

Key Highlights
- Sale availability: For customers transferring a voice SIM or voice eSIM to IIJmio’s Gigaplan via MNP.
- Limit: One discounted handset per subscriber.
- Campaign period: November 21, 2025 – February 2, 2026.
Newly Added Phones (as of December 2, 2025)
| Model | Bulk Price (inc. tax) | 24‑Month Installment |
|---|---|---|
| Motorola razr 60 Ultra (12/4 release) | ¥149,800 | ¥6,243 / month |
| OPPO A5 5G | ¥17,800 | ¥743 / month |
| Redmi 12 5G / OPPO A3 5G | ¥9,980 | ¥418 / month |
| AQUOS wish4 | ¥14,800 | ¥618 / month |
| Jelly Star / arrows We2 Plus M06 | ¥19,800 | ¥826 / month |
| OPPO Reno11 A + SUPERVOOC charger | ¥24,800 | ¥1,035 / month |
| Motorola edge 60 Pro | ¥39,800 | ¥1,659 / month |
| Xiaomi 15T (12 GB / 256 GB) | ¥49,800 (≈ ₹28,000) | ¥2,076 / month |
| POCO F7 (12 GB / 512 GB) | ¥54,800 (≈ ₹31,000) | ¥2,284 / month |
| Xiaomi 15T (12 GB / 512 GB) | ¥59,800 | ¥2,493 / month |
| Galaxy S25 Ultra / Z Flip7 / Z Fold7 Series | from ¥139,800 | — |
From entry‑level devices like the OPPO A5 5G to premium foldables such as the Galaxy Z Fold 7, there’s something for every budget. The highlight for value hunters is clearly the Xiaomi 15T and POCO F7, delivering flagship‑level power at prices many mid‑range phones can’t match.
Important Notes
- Customers who have already used an MNP + device bundle offer in the past 12 months are not eligible.
- Voice eSIM users must complete activation within 30 days after ID verification to retain discount eligibility.
- IIJmio reserves the right to cancel orders suspected of resale activity.
Sujit Ram’s Take
Deals like this show how Japanese MVNOs are pushing aggressive pricing to win over switchers. Xiaomi and POCO devices, known for performance at low cost, will likely grab much attention. If you’re planning a feature comparison article or YouTube short, now is a perfect time—it could catch Discover visibility thanks to this trending sale.
