Configure Heroku with its own domain on Route 53

I set up my own domain in Heroku by following the steps below.
Route 53 routing is not working properly.

Retrieving Domains on Route 53

cocowa.works

Register Domain with Heroku

$heroku domains:add example.com
$ heroku domains —add www.example.com

Create a Host Zone on Route 53

Create CNAME Record Set

Name: wwww
Type—CNAME
Value: cocowa.herokuapp.com

Create S3 Bucket

• Bucket name

  cocowa.works

• Configuring Static website hosting

  Redirect Request 　　>Target bucket or domain www.cocowa.works

Bucket name

cocowa.works

Configuring Static website hosting

Redirect a request
　　>Target bucket or domain
   www.cocowa.works

Create A Record

Name: (blank)
Type: A
Alias: Yes
Alias Target: Select Bucket for "cocowa.works" registered with S3

H URL of Heroku app
http://cocowa.herokuapp.com/

取得 Acquired domain
http://cocowa.works/

I would appreciate it if you could let me know if there are any mistakes in the settings.
Thank you for your cooperation.