ブルーシー【Blue Sea】 has about 4.21 million YouTube subscribers as of . Source: the YouTube Data API.
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ブルーシー【Blue Sea】 has about 4.21 million YouTube subscribers as of . Source: the YouTube Data API.
Next: 5M, likely Aug 17 to Sep 13, 2027
from 4.19M on Nov 6
from 4.17M on Oct 29
+194M since Oct 29
+22 since Oct 29
Range from the pace over the last 7 days and since Oct 29. It updates daily. Calculated by CountDeck, not from YouTube.
No readings from Nov 1 to Nov 3: dashed lines join readings across gaps.
| Date | Subscribers | Change |
|---|---|---|
| Today so far | ~4.21Mno visible change | no visible change |
| Nov 12 | ~4.21M+10K | +10K |
| Nov 11 | ~4.2Mno visible change | no visible change |
| Nov 10 | ~4.2Mno visible change | no visible change |
| Nov 9 | ~4.2Mno visible change | no visible change |
| Nov 8 | ~4.2Mno visible change | no visible change |
| Nov 7 | ~4.2Mno visible change | no visible change |
| Last 7 days | +20K | |
— means no reading that day. Changes are never spread across a gap.
A badge with ブルーシー【Blue Sea】’s YouTube subscribers, refreshed hourly, that links here. Free, no signup.
ブルーシー【Blue Sea】 has about 4.21 million YouTube subscribers as of Nov 13, 2026, 11:03 UTC.
+40K subscribers since tracking started on Oct 29, +20K in the last 7 days.
Likely Aug 17 to Sep 13, 2027, when the count passes 5,000,000. Range from the pace over the last 7 days and since Oct 29. The forecast updates daily. Forecast calculated by CountDeck, not from YouTube.
From the YouTube Data API, re-read at most every 15 minutes while people view this page. Daily gains and the milestone date are calculated by CountDeck from its own readings. CountDeck is not affiliated with YouTube.
YouTube rounds public counts, so this is an estimate (marked ~). Counts are exact on accounts whose owner has verified them in CountDeck.
