ProjectDDD/Assets/_DDD/_Scripts/Audio/BgmData.cs

using System;
using UnityEngine;

namespace DDD
{
    [Serializable]
    public class BgmData
    {
        [field: SerializeField] public string BgmName { get; private set; }
        [field: SerializeField] public AudioClip Clip { get; private set; }
    }
}