Home Products Release Notes Decode Lab About Contact
日本語 English

Turn complex challenges

into solvable questions.

xdecode helps organizations clarify complex, ambiguous challenges and turn them into actionable decisions. Using data and AI, we support the entire process—from shaping hypotheses to validation and implementation.

Explore Our Services key

Products

Practical tools designed to help you tackle complex challenges.

FactDecode

FactDecode

Move beyond crowded analytical methods. FactDecode is a data-driven infrastructure designed to validate statistical edge across multiple asset classes. Shift your strategy from crowd imitation to rule-based execution and discover your systematic baseline.
CauseDecode

CauseDecode

CauseDecode is an analysis tool for testing whether two time series are related and whether one leads the other. It separates apparent correlation, lead-lag, predictive direction, and stability, then organizes multiple forms of evidence to make causal hypotheses easier to evaluate.
View All Products

How We Decode

We move complex challenges forward through three stages: reframing, validation, and implementation.

Turn challenges into solvable questions

Rather than reacting to surface-level symptoms, we identify what truly matters and frame the challenge as a question worth solving.

Build systems for better decisions

We go beyond one-off answers, creating data, metrics, rules, and tools that support consistent decision-making.

Test small and learn fast

We test hypotheses on a small scale, learn from the results, and apply those insights to the next improvement. Instead of waiting for perfection, we increase accuracy through continuous progress.

Decode Lab

We explore hypotheses across markets, data, and AI, and share insights that can be applied in practice.

xdecode_logo - コピー

2026.09.19

Correlation Isn’t Enough: How to Test Whether “A Moved B” in Markets

When markets move, explanations follow quickly: “yields rose, so stocks fell,” or “the stronger dollar caused it.” But …
ChatGPT Image 2026年9月19日 14_40_12

2026.09.19

Do Higher Japanese Bond Yields Strengthen the Yen? Testing Japan’s 10-Year Yield and USD/JPY

Higher Japanese yields are often cited as a reason for yen strength. But when Japan’s 10-year government bond yield ris…
ChatGPT Image 2026年9月12日 02_06_44

2026.09.11

Does Gold Go Up With Inflation? Testing U.S. CPI Against Gold’s 5-Day Returns

Gold is widely considered an inflation hedge. But does higher inflation actually mean higher gold prices in the days th…
Explore Our Research

Vision & Mission

Helping people navigate complexity and find a way forward.

Vision

We reframe the world’s complex challenges as intellectual puzzles. By making complexity easier to understand, we aim to turn thinking and problem-solving into positive, engaging experiences.

Mission

We transform difficult, uncertain challenges into puzzles worth exploring, then provide the methods and tools needed to move closer to an answer.

Contact

Your challenge does not need to be fully defined yet. Talk to us about data, AI, workflow improvement, or any problem that needs greater clarity.