I’ll introduce how to transfer billing accounts between organizations in Google Cloud.

Google Cloud Billing Account Transfer Method

The following articles are helpful for Google Cloud billing account transfer methods.

• アカウントの移行に関するよくある質問 - Google Cloud Platform Console ヘルプ
• Google Cloudの組織(Organization)を徹底解説 - G-gen Tech Blog

Transfer is Possible if You're an Owner of Multiple Google Cloud Organizations and Billing Account Administrator

Since I have an AWS mindset, I thought I needed to create parent-child relationships between Organizations to consolidate Google Cloud billing accounts. However, it turns out that if you’re an owner of multiple Google Cloud organizations and a billing account administrator, you can transfer directly.

That’s all from the Gemba, transferring billing accounts between organizations in Google Cloud.