Where to Start with Cloudflare for Japan Enterprise — Entry Patterns from JCB, JAL, Mitsubishi Gas Chemical, and the Post-ISMAP Landscape

Cloudflare's Japan enterprise case studies (JAL, JCB, DeNA, Sansan, Money Forward, Mitsubishi Gas Chemical, Konoike, Lion, GMO, ZIPAIR, BASE) point to four practical entry patterns. This post synthesizes them, covers what changed after Cloudflare's ISMAP registration, and surfaces the adoption risks worth pricing in.

Separating Cloudflare Accounts and Billing per Customer — Why Gmail Aliases Get Rejected and How to Mint Real Addresses with Google Workspace Aliases or Groups

You want a separate Cloudflare account per customer so billing is separated. Trying to mass-produce accounts with Gmail +alias fails with 'A variation of this email address is already taken.' Creating another account needs a real, distinct email per account. Here is why, and how to mint those addresses with Google Workspace aliases or Groups.

Speaking Report from "Cloudflare Workers Tech Talks in Fukuoka #1" ~ Decision-Making for Adopting Hono in Acsim, an AI Requirements Definition Platform

I had the opportunity to speak at "Cloudflare Workers Tech Talks in Fukuoka #1" held in Fukuoka, presenting on "Decision-Making for Adopting Hono in Acsim, an AI Requirements Definition Platform." I discussed the type-safe development experience brought by schema-driven development with @hono/zod-openapi and the background behind this technology selection. This article shares the content of that presentation.

Updated robots.txt Based on Content Signals to Open All Content for AI Training

I want to provide my content as context for AI, and I find it advantageous for AI training purposes. For these reasons, I have made all content on this site, codenote.net, available for search engines, AI input, and AI training. This article introduces the robots.txt updates based on Content Signals policy and the background behind this decision.