Japan Happiness
Investor Due Diligence Report
substackLifestyle
A newsletter by translator and author Hiroko Yoda.
3K
210 paid
N/A
Pricing
$8/mo
$80/yr annual option
$1K
210 paid subs
$1K/mo – $1K/mo(±0%)
Previously Monthly
0.3 posts/week
72/100
Consistent (~23.4d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| Airplane Mode with Liz Plank | 46K | N/A | $5/mo | substack |
| Love Story | 42K | N/A | $6/mo | substack |
| oh mon dieu | 37K | N/A | $8/mo | substack |
| Shop Rat by Emilia Petrarca | 31K | N/A | $6/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 3K | $1,335.6 | — |
| Mar 2026 | 3K | $1,335.6 | ~0% |
| Apr 2026 | 3K | $1,335.6 | ~0% |
Platform Dependency
Uses substack platform
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
3K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 382 similar-size peers in Lifestyle have paid tiers
Pricing position
$8/mo vs $6/mo category median (1848 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $8 | $80 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Paid Subscriber Ratio | 75/100 | 25% |
| The Trend Report™ |
| 20K |
| N/A |
| $5/mo |
| substack |