Nexa Engineering

SERVICES

Services & Cases

For small and midsize companies in Kumamoto: from finding the problem to designing the action — end to end, by a dedicated engineer. Here are real cases and services.

What we offer

FLAGSHIPHashira Consulting × NexaSales Systemization, End to EndTurn what you learned in sales seminars into a system AI actually runs. Blueprint design (a strategist with 400+ companies) × AI-driven SFA/CRM implementation × operational accompaniment — one team, all the way.Pricing by consultation (starts with a free diagnosis)Learn more
PRODUCT — AI Sales DeskConnect the back end without discarding a thing.A ten-year-old spreadsheet, the booking system your staff know, the calendar, LINE. Keep every one of them and let AI connect them behind the scenes, so you and your team see where each deal stands on the same screen. A package for companies carrying systems inherited from the previous generation.Live demo — free, 3 companies a monthSee AI Sales Desk
PRODUCT — Monthly-Only WebSuiteki Sekisen — subscription-only LP & websitesA fully monthly model with no setup fee and no lock-in. A monthly update batch (swaps live in 48 hours) and a monthly AI report keep the page improving. Start price 19,800 yen/month for 12 months from contract (development start), then 9,900 yen/month forever (tax excluded).No setup fee, no lock-inSee pricing

  • Rapid PoC

    from ¥300k

    A working prototype in a week. Validate by building, before requirements.

  • Beyond Excel — Dashboards

    ¥200k setup / ¥0 monthly

    Visualization that won't break, at zero running cost — designed through to the next move.

  • AI agents & automation

    let's talk

    Automation that fits the work on the ground, implemented by the shortest path.

  • Monthly partner

    from ¥50k / mo

    Your in-house tech function, running continuous improvement.

Cases & Products

PRODUCTAIX · In-house

Hashira SFA — a sales system that AI operates

AI masters the features, not you. Just chat, and deals, tasks, accounts, and timelines organize themselves.

PRODUCTOur SaaS

Nezasu — AI family-tree SaaS

Just scan the family register. A cloud SaaS built in-house for legal scriveners.

CASE 01Dashboard

Beyond the breaking Excel

An unbreakable real-time dashboard built in two weeks — ¥200k setup, ¥0 running cost.

CASE 02PoC / AI

A rapid PoC that ships a working thing in a week

Freed from the spec-document trap. Full-stack × prototype to PoC the latest AI.

PRODUCTOur SaaS

Neiro — SNS post generation

AI learns your brand's voice and generates SNS posts. From ¥600/mo.

Pricing

Think of us as your tech function, not an outsourcer. A transparent, quasi-delegation-based model.