Clan level can be raised. To do so requires the following:
Level 1: 20,000 SP, 650,000 Adena
Level 2: 100,000 SP, 2,500,000 Adena
Level 3: 350,000 SP, Evidence of Blood
Level 4: 1,000,000 SP, Evidence of Determination
Level 5: 2,500,000 SP, Evidence of Aspiration
Level 6: 10,000 Clan Fame points, more than 30 clan members
Level 7: 20,000 Clan Fame points, more than 80 clan members
Level 8: 40,000 Clan Fame points, more than 120 clan members
Level 9: 40,000 Clan Fame points, more than 120 clan members, 150 Blood Oaths
Level 10: 40,000 Clan Fame points, more than 140 clan members, 5 Blood Alliances
Level 11: 75,000 Clan Fame points, more than 170 clan members, Territory Owner
You can get Evidence of Blood when you catch Bloody Queen in Dragon Valley.
To obtain Evidence of Determination, meet Sir Christopher Rodemai in Giran Castle Town.
To obtain Evidence of Aspiration, see Sir Gustav Athebaldt in the Town of Oren.
To obtain the Blood Oath, you must capture and hold a fortress and demonstrate protection of your territory.
To get the Determination of Blood, you must capture and hold a castle and demonstrate protection of your territory and care for your subjects.
See how to obtain Clan Fame points.