keyword

bullet trains

Monthly search volume and cost-per-click data for "bullet trains" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=bullet+trains&country=us" +--------------+------------------+ | volume | 201,000 | | cpc | $3.95 | | competition | 0 | | country | US | | updated | 2026-06-30 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
bullet trains speed	8,100	$4.3	20/20
japan bullet train	8,100	$2.51	20/20
japanese bullet train	8,100	$2.67	20/20
how fast are bullet trains in japan	3,600	$0.57	20/20
japan bullet train speed	3,600	$2.54	20/20
bullet train in japan	2,900	$2.5	20/20
high speed train japan	2,900	$4.84	20/20
japan speed train	2,900	$3.55	20/20
high-speed train japan	2,400	$2.52	20/20
shinkansen bullet train	1,900	$2.97	20/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=bullet+trains&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt