# Online Consultation with Hanamaru Consulting with Patryk Czemarnik

> A focused, one-to-one session designed to help you understand your opportunities in the Japanese market. We will review your goals, answer key questions and outline the next steps for entering Japan or expanding into the EU. Clear guidance, practical advice and strategic direction — tailored to your business.

- Host: Patryk Czemarnik
- Duration: 30 min
- Location: Google Meet
- Host time zone: Asia/Tokyo
- Confirmation: Bookings are confirmed instantly.
- Booking page: https://cal.com/patryk-czemarnik/online-consultation-hanamaru-consulting
- Event type id: 3943449

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=3943449&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": 3943449,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "guests": [
    "guest@example.com"
  ],
  "bookingFieldsResponses": {
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address)
- 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.