.otsuka domain statistics
.otsuka has 18 registered domains as of Oct 7, 2026, ranking #735 by size. Since its first check on Mar 7, 2026 it has grown by 12.5% (+2 domains). At its latest check it changed by 0 domains over 56 days, about +0.0% a week.
Download .otsuka history (CSV)
About the .otsuka extension
.otsuka has been in the internet's root zone since Aug 27, 2014, about 12.1 years, and is operated by Otsuka Holdings Co., Ltd.. Its ICANN registry agreement was signed on Oct 11, 2013, 320 days before launch. .otsuka is a brand TLD: under Specification 13 of its ICANN agreement, only Otsuka Holdings Co., Ltd. and its affiliates can register names in it. That is why its domain count stays small and mostly reflects the company's own sites.
Registry details from ICANN's gTLD list.
How .otsuka compares
By size, .otsuka sits ahead of 32% of tracked TLDs. Next to its 10 nearest-sized neighbours, .otsuka out-grew 9; the fastest of that group was .fairwinds at +28.6%.
Biggest moves
Of 5 changes between checks, 1 was a gain, 0 were losses and 4 showed no change. The biggest gain was +2 domains (+12.5%) between Mar 7, 2026 and Mar 11, 2026.
.otsuka growth trend
Its 18 names are 0.00% of the 89M domains across every tracked extension. Over the 214 days from Mar 7 to Oct 7 it averaged +0.39% a week, or 0 domains a day. If the latest rate held for 30 days, .otsuka would reach about 18 domains (a straight-line projection, not a forecast).
.otsuka domains by month
| Month | Domains | Change |
|---|---|---|
| October 2026 | 18 | 0 |
| August 2026 | 18 | 0 |
| July 2026 | 18 | 0 |
| June 2026 | 18 | 0 |
| March 2026 | 18 | – |
Every check
| Date | Domains | Change | Growth | Window | Severity |
|---|---|---|---|---|---|
| Oct 7, 2026 | 18 | 0 | +0.0% | 56 days | |
| Aug 12, 2026 | 18 | 0 | +0.0% | 42 days | |
| Jul 1, 2026 | 18 | 0 | +0.0% | 28 days | |
| Jun 3, 2026 | 18 | 0 | +0.0% | 84 days | |
| Mar 11, 2026 | 18 | +2 | +12.5% | 4 days | |
| Mar 7, 2026 | 16 | – | – | first check |
Questions about .otsuka
How many .otsuka domains are there?
The .otsuka zone listed 18 domains when it was last checked on Oct 7, 2026.
Can anyone register a .otsuka domain?
No. .otsuka is a brand TLD under Specification 13 of its ICANN registry agreement, so only Otsuka Holdings Co., Ltd. and its affiliates can register .otsuka names.
Who runs the .otsuka domain extension?
.otsuka is run by Otsuka Holdings Co., Ltd..
When was .otsuka created?
Aug 27, 2014, when it entered the root zone.
Is .otsuka growing?
.otsuka went from 16 domains on Mar 7, 2026 to 18 on Oct 7, 2026, a change of +12.5%. Its latest rate is about +0.0% a week.
How big is the .otsuka domain extension compared to others?
By registered domains, .otsuka comes in at #735. Its nearest neighbours are .suzuki, .bing, .fairwinds.