Narrow down your search with Looker Studio
Can Looker studio allow users to switch the value of the prefecture in the original data of the graph to see the filtered results?

- drop-down list (recommended)
- Verify that the data source has a prefecture column (Dimension)
- Open the report in edit mode and select "Add Controls" → "Dropdown List" from the toolbar
- Specify "Prefecture" in Properties > Control field on the right
- Set options to your liking, such as "Allow multiple selections" or "Show search box
- By default, all charts on the same page are affected, but "Apply filter to" can be used to apply the filter only to specific charts.
Viewers can now simply select a prefecture from the pull-down menu to see a graph narrowed down to the relevant data.

- It's done.

- Looker Studio That's convenient.
- ChatGPT is also useful, which will tell you if you ask.
Registered Volunteers by Prefecture] [Registered Volunteers by Team Mirai Prefecture
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