☀️ Arselia and Akonia

Elizia.  Affinity (Fire) +10% Upper Lunaria +0.7 to Spirit once a week.  Marcellus +35 rem once a week. Noir No need to eat.  North +10% to Affinity (Water) Shiho +0.7 to Faith once a week.

Vallen. Earnings +5% Luensia +0.7 to a random attribute once a week. Minjin +0.7 to Spirit once a week. Kumari Immunity to poison. Subin +0.7 to Beauty once a week.

Villia +5% to Defense.  Lauria +5% to Damage (on top) Minoa +0.7 to Strength once a week Scryme Tribes +0.7 to Endurance once a week.  Helm +0.7 to Speed once a week.

Cridear +42 XP once a week. Mergel +1 to Action Points.  Lower Lunaria +0.7 to Agility once a week. Renn +0.7 to Perception once a week. Sheria +0.7 to Luck once a week.

Flags, as before, cost 30 rem. In addition, there were also flags in an expensive frame — they were not intended for regular use (you can't hang them on a roof or from a window), but they could be placed in your room (they take up an interior slot and cost 120 rem). The effect of the second type of flags is active only for characters of the corresponding origin. 

Kingdom of Mergel: -25% to the cost of goods and services in Mergel.  
North: +20% to Health, Affinity (Water) +20%
Scryme Tribes: +0.3 to experience gained (on top). 
Kingdom of Luensia: the character can work two jobs. 
Republic of Minjin: the character receives double salary at work.
Subin: +1 to Beauty once a week.
Lauria: -20% damage taken. 
Vallen: +30% to earnings.
Villia: the character's equipment (not inventory) weighs nothing and cannot be stolen. 
Shiho: +5% to Evasion and Accuracy. 
Republic of Renn: +1% to Accuracy and Evasion for each ally (cap: 10%).
Helm: +5 to Speed.
Upper Lunaria: SM +30%
Lower Lunaria: SM +30%
Noir: food is twice as effective.
Sheria: +1 to Luck once a week.
Minoa: +1 to Strength once a week.
Marcellus:  -10% to the cost of goods and services, +15% to earnings.
Kumari Islands: +5 to Strength.
Cridear: +20 XP every day.

Symbol of Anuzish

Characters patronized by one of the four elemental gods do not die in battle (but can still be finished off at the winner's discretion).
30 rem. 

Song of the Stars

In combination with any other interior item thematically related to Miss Cosmos, grants summoned characters +50 XP every day. 
30 rem.

Mystery of the Black Cat

In exchange for 1 AP, the character kills one enemy in battle provided that the enemy is "unnamed" or does not pose a major threat as an opponent; it triggers only once per turn.
30 rem.

Pearl of the Swamps

Removes the first negative effect applied to the character in battle.
Buruaki gain immunity to negative effects. 
30 rem.

Winter Tear

Immunity to blizzard and snow. 
10% discount on goods and services (does not stack).
In exchange for 1 AP, two characters can have an XXX session to gain 50 XP and +0.4 to a random attribute.
30 rem. 

Gold of Time

10% chance to activate an extra turn.
+0.1 to experience gained.
30 rem.

Flight of the Dragon

The character's attacks have a 5% chance to deal lethal damage.
Immunity to lethal attacks. 
30 rem.