k-wada

Building Legacy Tools — small browser tools for everyday work. Software engineer and consultant, writing about Chrome extensions and AI-assisted development.

Tokyo, Japan Joined on Aug 8, 2026 https://legacy-tools.dev/

Work

Software Engineer & Consultant · Building Legacy Tools

k-wada

Aug 31

My Mother Became a Licensed Cook at 70. It Changed How I Design for Older Users.

#ux #webdev

3 min read

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k-wada

Aug 24

I Went to Numazu and Found an Old Food Technology

#watercooler #japan #food #technology

3 min read

k-wada

Aug 21

8 Shipped Chrome Extensions, 4 Ways to Declare Host Permissions

#chromeextension #webdev #privacy #indiedev

3 min read

k-wada

Aug 20

Running LM Studio Locally Doesn't Mean It Never Connects Out

#lmstudio #security #llm #hardning

3 min read

k-wada

Aug 17

I Asked AI for Chrome Extension Ideas. It Kept Saying “AI Can Already Do That.”

#productivity #webdev #chromeextension #ai

2 min read

k-wada

Aug 13

Chrome Web Store Rejected My Extension for “Keyword Spam” — Here’s What I Changed

#chromeextension #webdev #productivity #devjournal

3 min read

k-wada

Aug 11

I Published a Chrome Extension — Then Found My Home Address on the Store Page

#chromeextension #privacy #indiedev #webdev

3 min read

k-wada

Aug 8

After Shipping 8 Chrome Extensions, These Are the 5 Rules I Always Give AI Agents

#chromeextension #webdev #agents #ai

5 min read

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k-wada

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My Mother Became a Licensed Cook at 70. It Changed How I Design for Older Users.

Want to connect with k-wada?

I Went to Numazu and Found an Old Food Technology

8 Shipped Chrome Extensions, 4 Ways to Declare Host Permissions

Running LM Studio Locally Doesn't Mean It Never Connects Out

I Asked AI for Chrome Extension Ideas. It Kept Saying “AI Can Already Do That.”

Chrome Web Store Rejected My Extension for “Keyword Spam” — Here’s What I Changed

I Published a Chrome Extension — Then Found My Home Address on the Store Page

After Shipping 8 Chrome Extensions, These Are the 5 Rules I Always Give AI Agents