# Tokio diagnosis session · 30 min with Tokio Business

> A free 30-minute conversation to review your company’s situation or your Tokio Index result and decide where to start. If you have taken the test, please have your report to hand. Session in English or Spanish.

- Host: Tokio Business
- Duration: 30 min
- Location: Cal Video
- Host time zone: Europe/Madrid
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/tokiobusiness/diagnosis
- Event type id: 7456561

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7456561&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 7456561,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "Company": "…",
    "Company-Website": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `Company` (Company), `Company-Website` (Company Website)
- Optional fields: `notes` (Additional notes), `guests` (Add guests)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.