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toshihiro shishido

Former Thomson Reuters data scientist. Ex-board member at 3 Japanese academic spinoffs. Went full-time indie 2 months ago. Building RevenueScope from Tokyo — 5-min ad attribution. 4 more in 2026.

Location Tokyo, Japan Joined Joined on  Personal website https://www.revenuescope.jp/

Education

Doshisha University, Kyoto, Japan

Pronouns

he/him

Work

Former Thomson Reuters data scientist & board member at Japanese univ-backed startups.

Cookieless EC measurement: a 4-step shift to first-party
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Cookieless EC measurement: a 4-step shift to first-party

#privacy #ecommerce #analytics #javascript
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5 min read

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Marketing KPI design: why 5 metrics outperform 20 in EC operations
toshihiro_shishido profile

Marketing KPI design: why 5 metrics outperform 20 in EC operations

#marketing #ecommerce #analytics #kpi
1
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4 min read
I Compared 5 Heatmap Tools. They All Have the Same Blind Spot
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I Compared 5 Heatmap Tools. They All Have the Same Blind Spot

#webdev #analytics #ecommerce #productivity
1
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5 min read
UTM parameters: how to use them correctly and the 4 patterns that break GA4 channel grouping
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UTM parameters: how to use them correctly and the 4 patterns that break GA4 channel grouping

#marketing #ecommerce #analytics #googleanalytics
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5 min read
ROAS 100% is not the breakeven point — what most ad reports get wrong
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ROAS 100% is not the breakeven point — what most ad reports get wrong

#marketing #ecommerce #analytics #businessintelligence
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4 min read
Why fixing 'Direct/None' alone won't reduce GA4's 'unknown traffic'
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Why fixing 'Direct/None' alone won't reduce GA4's 'unknown traffic'

#analytics #marketing #googleanalytics #webdev
1
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4 min read
GA4's 'Direct / (none)' is mostly measurement loss, not user behavior
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GA4's 'Direct / (none)' is mostly measurement loss, not user behavior

#analytics #marketing #googleanalytics #webdev
1
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4 min read
71% of stores have GA4 installed. Only 11% actually use it. Here's what's broken.
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71% of stores have GA4 installed. Only 11% actually use it. Here's what's broken.

#analytics #marketing #datascience #saas
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7 min read
The utm_source you should NOT use for Meta Ads (and why GA4 makes it disappear)
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The utm_source you should NOT use for Meta Ads (and why GA4 makes it disappear)

#marketing #webdev #analytics
Comments
5 min read
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