diff --git a/src/game.rs b/src/game.rs
index 09b4e82..adeb5fd 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -2,7 +2,7 @@ use bevy::prelude::*;
 
 use crate::{
     game::{
-        hand::Hand,
+        hand::{Hand, Pond},
         player::{CurrentPlayer, MainPlayer},
         round::{TurnState, Wind},
         wall::Wall,
@@ -27,6 +27,17 @@ pub enum GameState {
 #[derive(Message)]
 pub enum GameMessage {
     Discarded(Entity),
+    CallPending,
+    Called { player: Entity, calltype: Entity },
+}
+
+impl GameMessage {
+    pub(crate) fn is_called(&self) -> bool {
+        match self {
+            GameMessage::Called { .. } => true,
+            _ => false,
+        }
+    }
 }
 
 pub struct Riichi;
@@ -47,9 +58,9 @@ impl Plugin for Riichi {
             .add_systems(OnEnter(TurnState::Menzen), round::menzen)
             .add_systems(Update, round::riichi_kan.run_if(in_state(TurnState::RiichiKan)))
             .add_systems(Update, round::discard.run_if(in_state(TurnState::Discard)))
-            .add_systems(Update, round::ron_chi_pon_kan.run_if(in_state(TurnState::RonChiiPonKan)))
+            .add_systems(OnEnter(TurnState::RonChiiPonKan), round::notify_callable)
+            .add_systems(Update, round::ron_chi_pon_kan.run_if(in_state(TurnState::RonChiiPonKan)).after(round::notify_callable))
             .add_systems(OnEnter(TurnState::End), round::end)
-            // .add_systems(Update, systems)
             // semicolon stopper
             ;
     }
@@ -72,6 +83,7 @@ pub(crate) fn setup(
             player,
             points,
             Hand,
+            Pond,
             Wind::from_repr((i - 1) as usize).unwrap(),
         );
 
diff --git a/src/game/hand.rs b/src/game/hand.rs
index 1ccef15..9717d79 100644
--- a/src/game/hand.rs
+++ b/src/game/hand.rs
@@ -10,6 +10,9 @@ use crate::{
 #[derive(Component)]
 pub struct Hand;
 
+#[derive(Component)]
+pub struct Pond;
+
 #[derive(Component)]
 pub struct Drawn;
 
@@ -25,8 +28,8 @@ pub struct Discarded;
 // }
 
 pub(crate) fn sort_hands(
-    tiles: Populated<&Tile>,
-    hands: Populated<&mut Children, (Changed<Hand>, Without<Player>)>,
+    tiles: Query<&Tile>,
+    hands: Query<&mut Children, (Changed<Children>, With<Hand>, Without<Player>)>,
 ) -> Result {
     for mut hand in hands {
         hand.sort_unstable_by_key(|e| tiles.get(*e).unwrap().suit);
diff --git a/src/game/round.rs b/src/game/round.rs
index b33bb53..4e35bb4 100644
--- a/src/game/round.rs
+++ b/src/game/round.rs
@@ -1,11 +1,13 @@
-use bevy::prelude::*;
+use std::rc::Weak;
+
+use bevy::{platform::collections::HashMap, prelude::*};
 use strum::{EnumCount, FromRepr};
 
 use crate::{
     EnumNextCycle,
     game::{
         GameMessage, GameState,
-        hand::{Discarded, Drawn, Hand},
+        hand::{Discarded, Drawn, Hand, Pond},
         player::{CurrentPlayer, Player},
         wall::Wall,
     },
@@ -58,6 +60,15 @@ pub(crate) enum TurnState {
     End,
 }
 
+#[derive(Component, Copy, Clone, PartialEq, Eq, PartialOrd, Ord)]
+pub(crate) enum CallType {
+    Skip,
+    Ron,
+    Chii,
+    Pon,
+    Kan,
+}
+
 impl Default for MatchSettings {
     fn default() -> Self {
         Self {
@@ -162,24 +173,23 @@ pub(crate) fn discard(
     mut next_turnstate: ResMut<NextState<TurnState>>,
 ) -> Result {
     // trace!("discard");
-    let curr_hand = hands.get_mut(players.get(*curr_player)?.iter().next().unwrap())?;
+    let (handtiles, hand) = hands.get_mut(players.get(*curr_player)?.iter().next().unwrap())?;
 
     let mut done = false;
     while let Some(message) = reader.read().next() {
         if let GameMessage::Discarded(discarded) = message {
+            debug!("discarded: {discarded:?}");
             if *discarded == *drawn {
-            } else if curr_hand.0.contains(discarded) {
+            } else if handtiles.contains(discarded) {
                 commands
-                    .entity(curr_hand.1)
+                    .entity(hand)
                     .remove_child(*discarded)
                     .add_child(*drawn);
             } else {
                 panic!("current hand nor drawn tile contains discarded tile")
             }
-            commands
-                .entity(*discarded)
-                .remove::<Drawn>()
-                .insert(Discarded);
+            commands.entity(*drawn).remove::<Drawn>();
+            commands.entity(*discarded).insert(Discarded);
 
             done = true;
             break;
@@ -192,10 +202,45 @@ pub(crate) fn discard(
     Ok(())
 }
 
+#[derive(Resource)]
+pub struct PendingCalls {
+    eligible: Vec<Entity>,
+    calls: HashMap<Entity, CallType>,
+}
+
+pub(crate) fn notify_callable() {}
+
 pub(crate) fn ron_chi_pon_kan(
+    mut commands: Commands,
+    mut reader: MessageReader<GameMessage>,
+
+    discarded: Single<Entity, With<Discarded>>,
+    mut ponds: Query<(&Children, Entity), (With<Pond>, Without<Player>)>,
+    calls: Query<&CallType>,
+
     curr_turnstate: Res<State<TurnState>>,
     mut next_turnstate: ResMut<NextState<TurnState>>,
 ) {
+    // check if can call?
+    // message players?
+    // collect then prioritize
+
+    // let mut received = vec![];
+    let mut received: Vec<_> = reader
+        .read()
+        .filter_map(|m| {
+            if let GameMessage::Called { player, calltype } = m
+                && let Ok(calltype) = calls.get(*calltype)
+            {
+                Some((calltype, player))
+            } else {
+                None
+            }
+        })
+        .collect();
+    received.sort_unstable_by_key(|(c, t)| c);
+    // received.sort_unstable_by_key(|m| m.);
+
     next_turnstate.set(curr_turnstate.next());
 }
 
diff --git a/src/tui.rs b/src/tui.rs
index 1244401..f166fb2 100644
--- a/src/tui.rs
+++ b/src/tui.rs
@@ -1,13 +1,12 @@
 use std::time::Duration;
 
-use bevy::{app::ScheduleRunnerPlugin, prelude::*, state::app::StatesPlugin, time::TimePlugin};
+use bevy::{app::ScheduleRunnerPlugin, prelude::*, state::app::StatesPlugin};
 use bevy_ratatui::RatatuiPlugins;
 use jong::game::{
     GameMessage, GameState,
     hand::{Drawn, Hand},
     player::{CurrentPlayer, Player},
 };
-use tracing::instrument;
 use tui_logger::TuiWidgetState;
 
 use crate::tui::{input::ConfirmSelect, states::ConsoleWidget};
diff --git a/src/tui/render.rs b/src/tui/render.rs
index 5c63bba..ae6aae5 100644
--- a/src/tui/render.rs
+++ b/src/tui/render.rs
@@ -94,6 +94,7 @@ pub(crate) fn render(
     Ok(())
 }
 
+#[allow(clippy::too_many_arguments, clippy::type_complexity)]
 pub(crate) fn render_hands(
     mut commands: Commands,
     mut tui: ResMut<RatatuiContext>,
@@ -102,18 +103,21 @@ pub(crate) fn render_hands(
     layouts: Res<HandLayouts>,
 
     tiles: Query<&Tile>,
-    main_player: Single<(&Player, &Wind), With<MainPlayer>>,
+    main_player: Single<(&Player, Entity, &Wind), With<MainPlayer>>,
     curr_player: Single<Entity, With<CurrentPlayer>>,
-    players: Query<(&Player, &Children)>,
+    players: Query<(&Player, Entity, &Children)>,
     hands: Query<(&Children, Entity), (With<Hand>, Without<Player>)>,
-    drawn_tile: Option<Single<(&Player, Entity), With<Drawn>>>,
+    drawn_tile: Single<Entity, With<Drawn>>,
 ) -> Result {
     let mut frame = tui.get_frame();
     debug_blocks(*layouts, &mut frame);
 
     for (hand, hand_ent) in hands {
         // debug!("{hand:?}");
-        let (player, _) = players.iter().find(|(_, c)| c.contains(&hand_ent)).unwrap();
+        let (player, player_ent, _) = players
+            .iter()
+            .find(|(_, e, c)| c.contains(&hand_ent))
+            .unwrap();
         let hand: Vec<_> = hand
             .iter()
             .map(|entity| -> Result<_> {
@@ -128,7 +132,8 @@ pub(crate) fn render_hands(
         if player == main_player.0 {
             // split main box into thirds
             let mut this_hand = layouts.this_hand;
-            let this_drawer = drawn_tile.as_ref().is_some_and(|dt| dt.0 == player);
+            // let this_drawer = drawn_tile..is_some_and(|dt| dt.0 == player);
+            let this_drawer = player_ent == *curr_player;
             let tile_drawn = if this_drawer { 7 } else { 0 };
             let hand_draw_meld = Layout::horizontal([
                 Constraint::Max(hand.len() as u16 * 5),
@@ -170,23 +175,23 @@ pub(crate) fn render_hands(
 
             // tsumo tile
             if this_drawer {
-                let (_, entity) = **drawn_tile.as_ref().unwrap();
+                // trace!("this_drawer");
                 let mut area = drawn_area.resize(Size {
                     width: 5,
                     height: 4,
                 });
                 area = area.offset(Offset { x: 2, y: 0 });
-                let hovered = hovered.contains(entity);
-                let widget = render_tile(tiles.get(entity)?, hovered);
+                let hovered = hovered.contains(*drawn_tile);
+                let widget = render_tile(tiles.get(*drawn_tile)?, hovered);
                 if hovered {
                     area = area.offset(Offset { x: 0, y: -1 });
                     let mut hitbox = area.as_size();
                     hitbox.height += 1;
-                    commands.entity(entity).insert(PickRegion {
+                    commands.entity(*drawn_tile).insert(PickRegion {
                         area: area.resize(hitbox),
                     });
                 } else {
-                    commands.entity(entity).insert(PickRegion { area });
+                    commands.entity(*drawn_tile).insert(PickRegion { area });
                 }
                 frame.render_widget(widget, area);
             }