diff --git a/src/entity/room.rs b/src/entity/room.rs
index d59327e..a5eeea4 100644
--- a/src/entity/room.rs
+++ b/src/entity/room.rs
@@ -2,7 +2,7 @@ use serde::{Serialize, Deserialize};
 
 
 use crate::entity::character::{CharacterEntityId, SectionID};
-use crate::ship::room::{Episode, Difficulty, RoomMode};
+use crate::ship::room::{Episode, Difficulty};
 
 
 #[derive(PartialEq, Eq, Copy, Clone, Debug, Hash, PartialOrd, Ord, Serialize, Deserialize)]
@@ -62,34 +62,6 @@ pub struct NewRoomEntity {
     pub difficulty: Difficulty,
 }
 
-impl NewRoomEntity {
-    fn new(name: String, section_id: SectionID, mode: RoomMode) -> NewRoomEntity {
-        NewRoomEntity {
-            name: name,
-            section_id: section_id,
-            mode: match mode {
-                RoomMode::Single {..} => RoomEntityMode::Single,
-                RoomMode::Multi {..} => RoomEntityMode::Multi,
-                RoomMode::Challenge {..} => RoomEntityMode::Challenge,
-                RoomMode::Battle {..} => RoomEntityMode::Battle,
-            },
-            episode: match mode {
-                RoomMode::Single { episode, .. } => episode,
-                RoomMode::Multi { episode, ..} => episode ,
-                RoomMode::Challenge { episode, ..} => episode,
-                RoomMode::Battle { episode, ..} => episode,
-            },
-            difficulty: match mode {
-                RoomMode::Single { difficulty, .. } => difficulty,
-                RoomMode::Multi { difficulty, ..} => difficulty ,
-                RoomMode::Challenge {..} => Difficulty::Normal,
-                RoomMode::Battle { difficulty, ..} => difficulty,
-            },
-        }
-    }
-}
-
-
 #[derive(Debug, Copy, Clone, Serialize)]
 pub enum RoomNote {
     Create {
diff --git a/src/ship/items/actions.rs b/src/ship/items/actions.rs
index ad36f52..849ad0d 100644
--- a/src/ship/items/actions.rs
+++ b/src/ship/items/actions.rs
@@ -909,7 +909,6 @@ where
 
 
 pub(super) fn convert_item_drop_to_floor_item<'a, EG, TR>(
-    character_id: CharacterEntityId,
     item_drop: ItemDrop,
 ) -> impl Fn((ItemStateProxy, TR), ())
              -> BoxFuture<'a, Result<((ItemStateProxy, TR), FloorItem), anyhow::Error>> + Clone
diff --git a/src/ship/items/tasks.rs b/src/ship/items/tasks.rs
index d8603f0..0c3f948 100644
--- a/src/ship/items/tasks.rs
+++ b/src/ship/items/tasks.rs
@@ -477,7 +477,7 @@ where
     entity_gateway.with_transaction(move |transaction| async move {
         let item_state_proxy = ItemStateProxy::new(item_state.clone());
         let ((item_state_proxy, transaction), floor_item) = ItemStateAction::default()
-            .act(actions::convert_item_drop_to_floor_item(character_id, item_drop))
+            .act(actions::convert_item_drop_to_floor_item(item_drop))
             .act(actions::item_note_enemy_drop(character_id, room_id, monster_type))
             .act(actions::add_item_to_local_floor(character_id))
             .commit((item_state_proxy, transaction))
@@ -501,7 +501,7 @@ where
     entity_gateway.with_transaction(move |transaction| async move {
         let item_state_proxy = ItemStateProxy::new(item_state.clone());
         let ((item_state_proxy, transaction), floor_item) = ItemStateAction::default()
-            .act(actions::convert_item_drop_to_floor_item(character_id, item_drop))
+            .act(actions::convert_item_drop_to_floor_item(item_drop))
             .act(actions::item_note_box_drop(character_id, room_id))
             .act(actions::add_item_to_local_floor(character_id))
             .commit((item_state_proxy, transaction))
diff --git a/src/ship/packet/handler/quest.rs b/src/ship/packet/handler/quest.rs
index 3dee2ff..1c8c31e 100644
--- a/src/ship/packet/handler/quest.rs
+++ b/src/ship/packet/handler/quest.rs
@@ -3,7 +3,7 @@ use futures::stream::{FuturesOrdered, StreamExt};
 use libpso::packet::ship::*;
 use crate::common::serverstate::ClientId;
 use crate::ship::ship::{SendShipPacket, ShipError, Clients, ShipEvent};
-use crate::ship::room::{Rooms, QuestCategoryType};
+use crate::ship::room::Rooms;
 use crate::ship::map::enemy::RareMonsterAppearTable;
 use crate::ship::location::{ClientLocation};
 use crate::ship::packet::builder::quest;
diff --git a/src/ship/packet/handler/room.rs b/src/ship/packet/handler/room.rs
index 466a58a..9198c63 100644
--- a/src/ship/packet/handler/room.rs
+++ b/src/ship/packet/handler/room.rs
@@ -9,7 +9,7 @@ use crate::common::serverstate::ClientId;
 use crate::common::leveltable::LEVEL_TABLE;
 use crate::entity::gateway::EntityGateway;
 use crate::entity::character::SectionID;
-use crate::entity::room::{RoomEntity, RoomEntityId, NewRoomEntity, RoomEntityMode, RoomNote};
+use crate::entity::room::{NewRoomEntity, RoomEntityMode, RoomNote};
 use crate::ship::drops::DropTable;
 use crate::ship::ship::{SendShipPacket, Clients, ShipEvent};
 use crate::ship::room::{Rooms, Episode, Difficulty, RoomState, RoomMode};
@@ -124,6 +124,7 @@ pub async fn room_name_request(id: ClientId,
     }
 }
 
+#[allow(clippy::too_many_arguments)]
 pub async fn join_room<EG>(id: ClientId,
                            pkt: MenuSelect,
                            entity_gateway: &mut EG,
diff --git a/src/ship/room.rs b/src/ship/room.rs
index 69820b1..b3a03c2 100644
--- a/src/ship/room.rs
+++ b/src/ship/room.rs
@@ -1,6 +1,5 @@
 use std::collections::HashMap;
-use std::convert::{From, Into, TryFrom, TryInto};
-use std::path::PathBuf;
+use std::convert::{From, Into, TryFrom};
 use async_std::sync::{Arc, RwLock, RwLockReadGuard};
 use futures::future::BoxFuture;
 use futures::stream::{FuturesOrdered, Stream};
@@ -361,6 +360,7 @@ impl RoomState {
         }
     }
 
+    #[allow(clippy::too_many_arguments)]
     pub fn new (room_id: RoomEntityId,
                 mode: RoomEntityMode,
                 episode: Episode,
diff --git a/src/ship/ship.rs b/src/ship/ship.rs
index 932f4f9..cd40965 100644
--- a/src/ship/ship.rs
+++ b/src/ship/ship.rs
@@ -859,7 +859,7 @@ impl<EG: EntityGateway + Clone> ServerState for ShipServerState<EG> {
                     let mut entity_gateway = self.entity_gateway.clone();
                     Box::pin(async move {
                         entity_gateway.add_room_note(room.room_id, RoomNote::PlayerJoin {
-                            character_id: character_id,
+                            character_id,
                         }).await
                     })}).await;
                 if neighbors.is_empty() {