Productivity & Workflow Agent Skills

Japan Consumption Tax Assistant

Calculates Japanese consumption tax (Shohizei) and determines the optimal filing method based on ledger data and invoice system rules.

Payment Statement OCR & Data Extraction

Extracts structured financial data from Japanese payment statement (Shiharai Chosho) images and PDFs using high-precision dual-validation.

Reading Receipt

Extracts structured financial data from receipt images and PDF documents for automated tax filing and expense management.

Tax Deduction Certificate Reader

Extracts structured data from Japanese tax deduction certificates using vision-based OCR and dual-agent verification.

Business Incorporation & Tax Strategy

Guides the transition from sole proprietorship to a corporate entity with automated tax simulations and legal structure comparisons.

Japanese Tax Withholding Slip Extractor

Extracts and structures data from Japanese tax withholding slip images and PDFs for automated tax filing workflows.

Shinkoku Setup Wizard

Automates the initial configuration and environment setup for the Shinkoku Japanese tax filing AI agent.

Japan Invoice System Expert

Navigates and automates compliance for the Japanese Invoice System (インボイス制度), including tax credits, registration verification, and transitional measures.

Tax Document Gathering Guide

Streamlines Japanese tax preparation by identifying required documents and providing step-by-step collection instructions based on your specific filing status.

Invoice Data Extractor

Extracts structured financial data from invoice images and PDFs using advanced dual-verification OCR processing.

Furusato Nozei Management

Automates Japanese hometown tax donation tracking by processing receipts and calculating deduction limits.

Tax Return Submission Assistant

Streamlines the final stages of Japanese tax filing by providing comprehensive checklists and guiding users through e-Tax, mail, or in-person submission.

AI Bookkeeping & Ledger Management

Automates bookkeeping entries and ledger management by processing CSVs, receipts, and invoices for Japanese tax filing.

Japanese Tax Filing Assessment

Evaluates Japanese tax filing requirements by analyzing income, deductions, and business status through interactive AI guidance.

Japanese Income Tax Automator

Automates Japanese income tax calculations and tax return preparation by processing financial data and withholding slips.

Japanese Tax Advisor

Provides expert Japanese tax guidance, deduction simulations, and filing preparation based on 2025 tax regulations.

Year-End Tax Settlement & Financials

Automates year-end closing adjustments and generates professional financial statements for Japanese tax filing.

Tax Automation Capabilities

Lists supported Japanese tax return scenarios and persona compatibility for the Shinkoku AI agent.

Technology Evaluation Framework

Guides technical decision-making and architectural choices using frameworks from leading product executives at Google, Shopify, and more.

Vibe Coding Assistant

Empowers non-technical users to build functional software and prototypes through natural language dialogue and iterative AI-assisted development.

Structured Plan Implementation

Executes detailed implementation plans through a systematic batching process with built-in review checkpoints and verification steps.

PowerPoint Design & Automation

Automates the creation, editing, and visual optimization of professional PowerPoint presentations using industry-standard design principles.

Scientific Publication Templates

Provides standardized LaTeX templates and formatting guidelines for major scientific journals, academic conferences, research posters, and grant proposals.

Spec Workflow

Implements a structured software engineering workflow for comprehensive requirement analysis, technical architecture design, and systematic task execution.

Session Wrap

Automates the end-of-session workflow by analyzing code changes, updating documentation, and suggesting follow-up tasks using multi-agent intelligence.

Google Calendar Sync

Manages schedules across multiple Google Calendar accounts with automated syncing, conflict detection, and event manipulation.

Session History Insight

Analyzes and extracts actionable insights from Claude Code session history to recover past discussions and workflows.

Requirement Clarifier

Transforms ambiguous or vague project requirements into precise, actionable specifications through structured iterative questioning.

Orchestrator Enhancer

Coordinates multiple AI enhancement analyzers in parallel to provide unified project health reports and automated optimizations.

Prompt Optimizer

Improves AI prompts by analyzing structure, clarity, and reliability based on Claude-specific best practices.