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CASE STUDY · Search Ads
Search ads for a golf launch-monitor brand in Japan: 97 purchases in 4 months
Client:
Japanese arm of an overseas golf launch-monitor manufacturer
Channels:
Google and Yahoo! JAPAN search ads, product pages
Period:
May to August 2026
Ad spend:
¥921,377
¥19.7M
Sales
About 21x
Sales per ¥1 of ad spend (ROAS)
97
Purchases
01
The challenge
Shoppers who came from the ads landed on product pages that were hard to compare with competing models. Every improvement also had to be agreed in English with the manufacturer’s head office team.
02
What we were responsible for
Google and Yahoo! JAPAN search ads, the competitor comparison and the direction for the product pages, site tracking, and a monthly report in English for the manufacturer’s head office.
03
What we did
✓Ran Google and Yahoo! JAPAN search ads.
✓Reworked the comparison graphs against competitors, and the product page copy and structure.
✓Checked sales against the store’s own orders.
✓Reported monthly in English to the manufacturer’s team and moved the site changes forward with them.
04
Results over 4 months
| Month | Ad spend · purchases · sales |
|---|---|
| May 2026 | ¥131,041 · 8 · ¥1,868,350 |
| June 2026 | ¥300,605 · 38 · ¥7,404,650 |
| July 2026 | ¥227,589 · 27 · ¥4,931,718 |
| August 2026 | ¥262,142 · 24 · ¥5,534,375 |
| Four months | Result |
|---|---|
| Ad spend | ¥921,377 |
| Purchases | 97 |
| Sales | ¥19,739,093 |
| Sales per ¥1 of ad spend (ROAS) | About 21x |
Sales are checked against the store’s own orders. ROAS is sales divided by ad spend (¥19,739,093 ÷ ¥921,377).
05
Related services
Digital Advertising in Japan →Full-Funnel Design & Conversion Improvement →SEO, AI Search Optimization & Website Development →
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