Websites Powered by LINE Login
2,732 websites tracked using LINE Login (Authentication) · developers.line.biz
LINE Login is a authentication and identity service for signing users in. Its official site is developers.line.biz. PoweredBy tracks the websites that use LINE Login across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the authentication ecosystem.
Usage trend
500
1K
1.5K
Feb 2022
Apr 2023
May 2024
Jul 2025
Aug 2026
Domains observed using LINE Login in each month's HTTP Archive crawl,
Feb 2022 to Aug 2026 · peak 1,117 in Sep 2025. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 2 s
INP 75 ms
CLS 0
TTFB 1200 ms
Median site among 1,268 LINE Login sites with Chrome UX data, p75 values, Aug 2026.
Top countries
Japan
1,029
Taiwan
213
Thailand
163
Hong Kong SAR China
68
United States
68
Malaysia
48
South Korea
47
Indonesia
45
Sites using LINE Login by audience country, Chrome UX Report.
Top sites by authority
9+
0% · 0 of 372 sites
8+
<1% · 4 of 7,677 sites
7+
<1% · 15 of 45,712 sites
6+
<1% · 29 of 110,136 sites
5+
<1% · 48 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running LINE Login in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using LINE Login
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 401 | cinque.jp | 2.19/10 | - | - | Aug 2022 |
| 402 | clinicx.jp | 0.45/10 | - | - | Oct 2025 |
| 403 | cloudw2p.com | 1.24/10 | - | - | Mar 2025 |
| 404 | co-heart.com | 1.71/10 | - | - | Oct 2022 |
| 405 | cocomogu.tokyo | 1.55/10 | - | - | Jun 2024 |
| 406 | cocoromode-onizaki.jp | 1.28/10 | - | - | Aug 2025 |
| 407 | codemastertutor.com | 2.77/10 | - | - | Apr 2025 |
| 408 | coffeebeans-mashiro.com | 1.07/10 | - | - | Jun 2024 |
| 409 | coloru.jp | 1.24/10 | - | - | Jul 2024 |
| 410 | comewo.jp | 1.36/10 | - | - | Oct 2025 |
| 411 | commen-online.jp | 1.84/10 | - | - | May 2023 |
| 412 | componnation.com.tw | 0.42/10 | - | - | Aug 2022 |
| 413 | coointer.com | 0.29/10 | - | - | Dec 2024 |
| 414 | cosmeacademia.jp | 1.23/10 | - | - | Jan 2025 |
| 415 | cosmecollege.com | 3.04/10 | - | - | Jun 2022 |
| 416 | cosmedy.jp | 3.11/10 | - | - | Feb 2022 |
| 417 | cosmeplus.com | 1.16/10 | - | - | Jul 2025 |
| 418 | cosmeticmuseum.jp | 1.83/10 | - | - | Aug 2024 |
| 419 | cosmo-subscrental.com | 1.19/10 | - | - | Dec 2022 |
| 420 | coveross.jp | 2.98/10 | - | - | Sep 2023 |
| 421 | craftcolavillage.com | 0.11/10 | - | - | Jan 2026 |
| 422 | craftdashi.com | 0.28/10 | - | - | Feb 2024 |
| 423 | craftwonder.jp | 2.46/10 | - | - | Jun 2024 |
| 424 | crayme.com | 1.69/10 | - | - | Feb 2025 |
| 425 | crazypizza-life.shop | 1.52/10 | - | - | Jun 2024 |
| 426 | crescendo-beauty.com | 0.10/10 | - | - | Nov 2024 |
| 427 | cristavea.com | - | - | - | Feb 2026 |
| 428 | crmranger.com | - | - | - | Jun 2025 |
| 429 | crocodilecookware.com | 0.34/10 | - | - | Feb 2022 |
| 430 | croire-shop.com | 0.57/10 | - | - | Aug 2023 |
| 431 | crown-box.jp | 1.66/10 | - | - | Aug 2022 |
| 432 | cscjp-shop.com | 0.28/10 | - | - | Nov 2023 |
| 433 | csf.com.tw | 0.42/10 | - | - | Feb 2022 |
| 434 | csgame.store | 1.19/10 | - | - | Feb 2022 |
| 435 | ctrus.store | 0.42/10 | - | - | Aug 2022 |
| 436 | curcurouge.shop | 0.10/10 | - | - | Jan 2026 |
| 437 | cyber-goods-store.jp | 3.81/10 | - | - | Nov 2024 |
| 438 | cyc.edu.tw | 5.30/10 | - | 9 | Apr 2026 |
| 439 | cycell.co.jp | - | - | - | Apr 2026 |
| 440 | cycle.me | 3.29/10 | - | - | Feb 2022 |
| 441 | d1011.com | - | - | - | Feb 2023 |
| 442 | d2c-store.jp | 2.28/10 | - | - | Feb 2022 |
| 443 | d66team.com | - | - | - | Jun 2025 |
| 444 | da-vida.com | 0.10/10 | - | - | Mar 2026 |
| 445 | dacapo-cosme.com | 0.43/10 | - | - | Sep 2022 |
| 446 | daddyshark3188.com | - | - | - | Aug 2026 |
| 447 | dan-days.jp | - | - | - | Jul 2026 |
| 448 | dankatsu-official.jp | 0.95/10 | - | - | Aug 2023 |
| 449 | dayoutw.com | 0.10/10 | - | - | Sep 2025 |
| 450 | daysplustravel.co.th | 1.98/10 | - | - | Nov 2022 |
| 451 | decon-brand.jp | 0.93/10 | - | - | Sep 2025 |
| 452 | deep2031.com | 2.13/10 | - | - | Mar 2024 |
| 453 | dekenhub.com | 0.10/10 | - | - | Oct 2024 |
| 454 | demicosmetics.jp | 1.85/10 | - | - | May 2023 |
| 455 | dennovate.com | 0.19/10 | - | - | Feb 2022 |
| 456 | dermalab.com.tw | 0.82/10 | - | - | Mar 2024 |
| 457 | dharmniti.co.th | 3.11/10 | - | - | Jun 2023 |
| 458 | dhfa.org.tw | 0.60/10 | - | - | May 2023 |
| 459 | dic-healthcare.com | 0.72/10 | - | - | Aug 2022 |
| 460 | dingdangexpress.com | 0.10/10 | - | - | Aug 2022 |
| 461 | dlaw-store.jp | 0.94/10 | - | - | Feb 2022 |
| 462 | dlt.co.th | 0.26/10 | - | - | Aug 2023 |
| 463 | dobest.tokyo | 0.28/10 | - | - | May 2023 |
| 464 | doctorbelee.shop | 0.11/10 | - | - | Mar 2026 |
| 465 | doggys-island.jp | 5.03/10 | 2 | 7 | Nov 2025 |
| 466 | dogsclub.jp | 2.39/10 | - | - | Oct 2024 |
| 467 | dopamy.jp | - | - | - | Nov 2025 |
| 468 | doting.tw | 0.23/10 | - | - | Feb 2022 |
| 469 | doum.co.jp | 0.90/10 | - | - | Jun 2025 |
| 470 | dr-beauty-lab.com | - | - | - | Aug 2025 |
| 471 | dr-surari.jp | - | - | - | Jun 2025 |
| 472 | dr-yujiro.com | 1.21/10 | - | - | Aug 2026 |
| 473 | drmay.com.tw | 2.83/10 | - | - | Jul 2026 |
| 474 | drtraininglabo.jp | 1.19/10 | - | - | Jan 2026 |
| 475 | ds-kochi.com | 0.10/10 | - | - | Jul 2023 |
| 476 | dstwjy.com | 0.10/10 | - | - | Feb 2022 |
| 477 | duacel.com | 0.12/10 | - | - | Oct 2023 |
| 478 | e-maruhiro.com | 0.10/10 | - | - | Jun 2026 |
| 479 | e-mercy.co.jp | 1.98/10 | - | - | May 2024 |
| 480 | e-ochaya.co.jp | 0.46/10 | - | - | Aug 2025 |
| 481 | e-sunaturals.com | 0.79/10 | - | - | Aug 2023 |
| 482 | ec-ahjikan.com | 0.87/10 | - | - | May 2026 |
| 483 | ec-thirdknowledge.com | - | - | - | Feb 2026 |
| 484 | ec-watami-organicfarm.jp | 1.58/10 | - | - | Mar 2025 |
| 485 | echo-synchro.jp | - | - | - | Aug 2025 |
| 486 | ecosubsc.jp | 0.96/10 | - | - | Oct 2025 |
| 487 | eeat.jp | 3.92/10 | - | - | Nov 2025 |
| 488 | eichanx.com | 0.10/10 | - | - | Apr 2022 |
| 489 | eijinkai-online.com | 0.10/10 | - | - | Mar 2026 |
| 490 | ejexp.com | 0.10/10 | - | - | Jul 2022 |
| 491 | ekam-official.jp | 1.39/10 | - | - | Jun 2025 |
| 492 | electore.jp | 2.81/10 | - | - | Jul 2023 |
| 493 | emmerday.com | 0.45/10 | - | - | Oct 2025 |
| 494 | emplir.jp | 1.72/10 | - | - | Apr 2025 |
| 495 | equlmo.shop | 0.15/10 | - | - | Nov 2024 |
| 496 | eram.jp | 2.29/10 | - | - | Sep 2023 |
| 497 | et-medical.jp | 0.93/10 | - | - | Dec 2024 |
| 498 | eternam.co.jp | 2.45/10 | - | - | Oct 2024 |
| 499 | eterno-beauty.com | 0.69/10 | - | - | Aug 2023 |
| 500 | ethicame.com | 3.08/10 | - | - | Feb 2022 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
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