How do I level up ?
By killing other Ninja.
Once you have enough kill points, you may increase your level by visiting the Dojo in the village, which will make you do more damage and make your abilities stronger.
How do I attack another ninja?
You can attack another ninja by selecting combat from the main page menu then putting a ninja's name into the search, or viewing the list of ninjas on the "player list", then click their name and attack them from their profile page.
I need turns, where can I get them?
You can use amanita mushrooms once you buy some from the shop with gold, or wait for the half-hour and you will receive a few turns automatically (more if you have the "speed" skill).
I need gold, where can I get it?
You can get a percentage of gold from NPCs, killing other ninja, or Working in fields near the Village, which will let you trade your time/turns for gold. Also, the Doshin Office keeps a list of ninjas with bounties on their heads. Killing those ninja will get you the bounty as a reward.
How do I attack an NPC?
Choose the Village link from the main page, then click an NPC's link. Most NPCs only give items and gold, not kill points, with the exception of the Samurai, who is very difficult to kill.
How do I use items?
There are two ways. Either go to your own Inventory, where you can use stealth scrolls and speed scrolls on you-rself, or go to another ninja's page from the ninja list and then click on the item to use it on them.
How do I use my skills?
Different Ninjas have different skills based on your ninja color (red, white, blue, black, and gray). Either click the Skills link from the menu for any skills that you can use on yourself, or find an enemy ninja's profile page and click a skill to use it on them.
How can I communicate with other players?
You can message players from their profile, send a message to all your clan members from the Clan link if you are part of a clan, or post public chats to all players on the full chat board. To check for messages sent directly to you, click the Messages link on the main page.
How do I join a clan?
Find a clan you want to join or a clanleader you want to follow and then click on the clan section, then Join a clan, and find the name of the clan or clanleader. When you click on the clan leader's name to join their clan, a message will be sent to them to make sure that they want to let you in.
For various other info, see the Wiki