What is coten?
Coten is a SNS for photo fans. You can have your personal photo exhibitions on the internet for free. You can communicate with photo fans in the world through exhibitions.
Is coten free?
Of course. You can use coten for free semi-permanently.
When I access coten with the Android browser, the views collapse.
We are so sorry, but coten does not support Android Browser version 4.3 or lower. Please try with another browser such as Google Chrome.
Can I use coten without it's account?
Yes. You can discover and visit exhibitions without coten account.
However, you need it to hold your exhibitions, follow users or add some reactions to others' exhibitions.
I cannot sign in.
Did you finished registration procedure from a confirmation mail? If not, please finish the procesure, or you cannot sign in to coten.
If you cannot receive confirmation mail, please check "I cannot receive confirmation mail." out.
If you cannot sign in although finished the procedure, please check "Forgot my password..." out, since inputted password may wrong.
I cannot receive confirmation mail.
One of the following causes may be considered.
・Your mail software regards our email as a spam →Please check the spam folder out. If there was our email, edit your email setting not to regard emails from us as spams.
・Reception refusal setting is done on your cellular phone etc. →Please edit setting to receive emails from "coten.pics" domain, and resend confirmation mail.
・The email address is wrong. →Please check your correct email address carefully, and sign up from sign up form again.
Forgot my password...
You can begin password reset procedure from this page. Please input your account's email address, and you will get an email for resetting password. Then, access password reset form from the email and reset your password.
What does "Sign in with facebook ID" means?
If you have a facebook account, you can use the authentication information to verify your coten account. It saves the trouble of entering email address, password, etc. when you are signing in or signing up.
I wanna delete my coten account.
You can delete your account from Account setting. However, deleted account information cannot be restored again. Please note that point.
What does "Web Exhibition" means?
It is the basic posting function of coten. The Japanese word "coten" means "Solo exhibition". You can hold 14 days online exhibitions with up to 12 photos. For details, please click here
How can I discover exhibitions?
The "loupe icon" on the right side of the header is the button to go to discover exhibitions. At the page, you can filter exhibitions by categories and discover menus such as "Popular" or"Fresh", and also can search with keywords.
What can I search for with keywords?
You can search for exhibitions in public, with their titles, user names, or tags.
Can I search with multiple keywords?
Yes, you can. Separate words with spaces. "like this way"
How can I have my exhibition?
If you have a coten account, you can have and manage your exhibitions from Manage.
If you don't have yet, please create coten account from this page.
What is "open period"?
All published exhibitions are stay public for 14 days.
Where do closed exhibitions go?
When the open period ends, the exhibition will no longer be displayed in the feeds. But you can see them from favorites list, "Closed exhibitions" on profile page, etc. in a simple view.
Can I have multiple exhibitions at the same time?
No, you can't. While you have a published exhibition, you can only prepare the next exhibition.
What will happen if I make my exhibition "hidden"?
The exhibition come to be invisible for others. Even in such a case, closing date will not extend.
My exhibition's status came to be "blocked".
"Blocked" means that the exhibition was made hidden by editors, since it was judged to contain inappropriate contents. Blocked exhibitions are not displayed on feeds and you cannot see the contents even if you accessed it's url. In such cases, you will come to be able to publish next exhibition by deleting the blocked one.
Why my exhibition was "blocked"?
The review of posted exhibition is done only on the point of whether or not it corresponds to the prohibited matters of Terms of Service. Please note that we will not accept any complaints regarding the review.
Is there any fixed format or size of pictures that I can upload to my exhibitions?
You can upload JPEG format file smaller than 10MB. If the filesize is larger than 10MB, the picture is automatically resized.
How is the copyright of the posted pictures handled?
The copyright of the posted picture belongs to the user. Please see Terms of Service for detail
What is the "Exhibit Info"?
It is a posting function for advertising your photo exhibition in the actual gallery. For details, please click here.
Is there any cost to post Exhibit Info?
No, there isn't. You can advertise your exhibition for free.
Can I post Exhibit Info of exhibitions of other people?
Exhibitions able to be posted as Exhibit Info are limited only to the exhibitions you hold. Please note that wemay block your Exhibit Info, if it violated the rule above. If you would like to post an Exhibit Info of other people, please inquire from the form at the bottom of this page. After reviewing the content we will post it.
Which should I choose for "Holder Type"
Please choose according to the number of holders. Choose "Personal" if you hold by yourself, and "Group" if you hold with your friends.
What can I do if I can get no result for Location.
The searching system may fail to get results, if the keywords are too general and the results cannot be narrowed down sufficiently. Please try again with the more accurate name of the gallery. If the result was still empty, You can also enter the information of the gallery manually. From the form at the bottom of the result list, please input the address etc, then register by clicking "Register with this".
I want to hide published Exhibit Info.
You can change the setting from "My Exhibit Info" page. By clicking the status label of the post you'd like to hide such as "Public" or "Opening", it clould be hidden. Likewise, click the label if you'd like to publish it again.
How many Exhibit Info can I publish at the same time?
There is no limit for the number of Exhibit Info to publish. But since You can only post your exhibitions as Exhibit Info, you cannot post so many.