What is Truth?

For Truth Wave, truth is the essence that remains after every decoration is removed.

Technical transparency. Honest information. A lens that hits the core problem.
We ask less “How do we showcase AI?” and more “What structure is truly useful?”.

Beauty and technology alone don’t reach truth.
What we deliver is the instant when people actually change what they do.

Whitespace
Intuition
Ripple

Product Lineup

We've compiled Truth Wave's GPT tools into a single map.
Feel free to quietly explore the ones that catch your interest.

Investment

Buffett & Graham GPTs

A thinking partner for long-term investors. This GPT quietly focuses on the “essence” of stocks while following the principles of renowned investors.

Target Audience: Value Investors & Long-Term Investors
Email

Email Efficiency GPT

Prepare everything at once—from templates and reply drafts to tone adjustments. This GPT helps reclaim the time stolen by your inbox, restoring quiet breathing room.

Target Audience: Business professionals who handle a high volume of daily emails
Design

Steve Jobs Design Reviewer

A reviewer GPT that strips away unnecessary decoration from a Jobs perspective. Provides feedback to bring UI, copy, and structure “closer to the essence.”

For: Creators looking to refine their landing pages, products, or portfolios
Tax

Freelancer Tax Filing & Expense Advisor GPT

A GPT advisor to reduce uncertainty about expenses. Use it to organize your thoughts as a draft before consulting an expert.

Target Audience: Sole Proprietors & Freelancers
Healthcare & Nursing Care

Automated Record Generation Assistant for Healthcare & Nursing Care Settings

A tool that combines case-specific samples with GPT to streamline the process of writing records. It refines the writing style while preserving the language used in the field.

Target Audience: Documentation staff in healthcare, nursing care, and welfare settings
Automation

Business Process Automation Assistant (No-Code Integration)

A GPT that helps you draw the “blueprint” before connecting Make / Zapier / Notion / Slack. It proposes workflow designs to reduce double entry and copy-pasting.

Target: Teams and individuals seeking no-code workflow improvements
Research

Grant Application Drafting GPT

This GPT organizes the three key elements—purpose, plan, and significance—to craft a clear, readable application. It aims to ensure your research's value reaches reviewers' desks directly.

Target Audience: Researchers applying for Grant-in-Aid for Scientific Research
Meeting Minutes

Meeting Minutes Made Easy with GPT

Simply paste your meeting notes, and this GPT instantly organizes summaries, to-dos, and shared text. It's a tool designed to minimize the “writing burden” after meetings.

Target: Teams and individuals with frequent meetings

Ripples — Records of Change

When we confront the essence and design the system, people change how they act — and that change spreads like waves.

Buffett & Graham GPTs

For: Long-term / value investors
Challenge: Fragmented research, slow decisions
Change: Dialogue agents that emulate legendary investors and clarify the decision axis

Manufacturing Based on Trust

Truth Wave prioritizes keeping our promises above all else, no matter how small.

Begin the Next Ripple

If this resonated — the next move is ours.

We partner only when there’s resonance. Fragments welcome.
Tell us your essence.

Assessment takes ~3 minutes. Anonymous is fine.