diff --git a/app/Models/Kelas.php b/app/Models/Kelas.php
new file mode 100644
index 0000000..53aedaa
--- /dev/null
+++ b/app/Models/Kelas.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Kelas extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'kelas';
+
+    protected $fillable = [
+        'periode_id',
+        'nama'
+    ];
+
+    public function siswa(){
+        return $this->hasMany('App\Models\Siswa','kelas_id','id');
+    }
+
+    public function periode(){
+        return $this->hasOne('App\Models\Periode','id','periode_id');
+    }
+}
diff --git a/app/Models/Keuangan.php b/app/Models/Keuangan.php
new file mode 100644
index 0000000..d07a45b
--- /dev/null
+++ b/app/Models/Keuangan.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Keuangan extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'keuangan';
+
+    protected $fillable = [
+        'tabungan_id',
+        'transaksi_id',
+        'tipe',
+        'jumlah',
+        'total_kas',
+        'keterangan',
+    ];
+
+    public function tabungan(){
+        return $this->hasOne('App\Models\Tabungan','id','tabungan_id');
+    }
+
+    public function transaksi(){
+        return $this->hasOne('App\Models\Transaksi','id','transaksi_id');
+    }
+}
diff --git a/app/Models/Role.php b/app/Models/Role.php
new file mode 100644
index 0000000..ced027f
--- /dev/null
+++ b/app/Models/Role.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Role extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'role';
+
+    protected $fillable = [
+        'tagihan_id',
+        'siswa_id'
+    ];
+
+    public function siswa(){
+        return $this->hasOne('App\Models\Siswa','id','siswa_id');
+    }
+
+    public function tagihan(){
+        return $this->hasOne('App\Models\Tagihan','id','tagihan_id');
+    }
+}
diff --git a/app/Models/Siswa.php b/app/Models/Siswa.php
new file mode 100644
index 0000000..dcc4ec9
--- /dev/null
+++ b/app/Models/Siswa.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Siswa extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'siswa';
+
+    protected $fillable = [
+        'kelas_id',
+        'nama',
+        'tempat_lahir',
+        'tanggal_lahir',
+        'jenis_kelamin',
+        'alamat',
+        'nama_wali',
+        'telp_wali',
+        'pekerjaan_wali',
+        'is_yatim'
+    ];
+
+    public function kelas(){
+        return $this->hasOne('App\Models\Kelas','id','kelas_id');
+    }
+
+    public function transaksi(){
+        return $this->hasMany('App\Models\Transaksi','siswa_id','id');
+    }
+
+    public function role(){
+        return $this->hasMany('App\Models\Role','siswa_id','id');
+    }
+
+    public function tabungan(){
+        return $this->hasMany('App\Models\Tabungan','siswa_id','id');
+    }
+}
diff --git a/app/Models/Tabungan.php b/app/Models/Tabungan.php
new file mode 100644
index 0000000..6e731c5
--- /dev/null
+++ b/app/Models/Tabungan.php
@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Tabungan extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'tabungan';
+
+    protected $fillable = [
+        'siswa_id',
+        'tipe',
+        'jumlah',
+        'saldo',
+        'keperluan'
+    ];
+
+    public function siswa(){
+        return $this->belongsTo('App\Models\Siswa','id','siswa_id');
+    }
+
+    public function keuangan(){
+        return $this->hasOne('App\Models\Keuangan','tabungan_id','id');
+    }
+}
diff --git a/app/Models/Tagihan.php b/app/Models/Tagihan.php
new file mode 100644
index 0000000..d4bad19
--- /dev/null
+++ b/app/Models/Tagihan.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Tagihan extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'tagihan';
+
+    protected $fillable = [
+        'nama',
+        'jumlah',
+        'wajib_semua',
+        'hanya_kelas'
+    ];
+
+    public function transaksi(){
+        return $this->hasMany('App\Models\Transaksi','tagihan_id','id');
+    }
+
+    public function role(){
+        return $this->hasMany('App\Models\Role','tagihan_id','id');
+    }
+
+    public function siswa(){
+        return $this->belongsToMany('App\Models\Siswa','role');
+    }
+}
diff --git a/app/Models/Transaksi.php b/app/Models/Transaksi.php
new file mode 100644
index 0000000..937522b
--- /dev/null
+++ b/app/Models/Transaksi.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Transaksi extends Model
+{
+    use SoftDeletes;
+
+    protected $table = 'transaksi';
+
+    protected $fillable = [
+        'siswa_id',
+        'tagihan_id',
+        'total',
+        'diskon',
+        'is_lunas',
+        'keterangan'
+    ];
+
+    public function tagihan(){
+        return $this->hasOne('App\Models\Tagihan','id','tagihan_id');
+    }
+
+    public function siswa(){
+        return $this->hasOne('App\Models\Siswa','id','siswa_id');
+    }
+
+    public function keuangan(){
+        return $this->hasOne('App\Models\Keuangan','transaksi_id','id');
+    }
+}
diff --git a/database/migrations/2019_06_02_221144_create_kelas.php b/database/migrations/2019_06_02_221144_create_kelas.php
index c2adaea..e9e39dc 100644
--- a/database/migrations/2019_06_02_221144_create_kelas.php
+++ b/database/migrations/2019_06_02_221144_create_kelas.php
@@ -15,7 +15,7 @@ class CreateKelas extends Migration
     {
         Schema::create('kelas', function (Blueprint $table) {
             $table->bigIncrements('id');
-            $table->integer('periode_id');
+            $table->integer('periode_id')->nullable();
             $table->string('nama');
             $table->timestamps();
             $table->softDeletes();
diff --git a/database/migrations/2019_06_02_221204_create_siswa.php b/database/migrations/2019_06_02_221204_create_siswa.php
index 54bd0fd..3c32792 100644
--- a/database/migrations/2019_06_02_221204_create_siswa.php
+++ b/database/migrations/2019_06_02_221204_create_siswa.php
@@ -17,14 +17,14 @@ class CreateSiswa extends Migration
             $table->bigIncrements('id');
             $table->integer('kelas_id');
             $table->string('nama');
-            $table->string('tempat_lahir');
-            $table->date('tanggal_lahir');
-            $table->enum('jenis_kelamin', ['L', 'P']);
-            $table->text('alamat');
-            $table->string('nama_wali');
-            $table->string('telp_wali');
-            $table->string('pekerjaan_wali');
-            $table->boolean('is_yatim');
+            $table->string('tempat_lahir')->nullable();
+            $table->date('tanggal_lahir')->nullable();
+            $table->enum('jenis_kelamin', ['L', 'P'])->nullable();
+            $table->text('alamat')->nullable();
+            $table->string('nama_wali')->nullable();
+            $table->string('telp_wali')->nullable();
+            $table->string('pekerjaan_wali')->nullable();
+            $table->boolean('is_yatim')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });
diff --git a/database/migrations/2019_06_02_221209_create_tagihan.php b/database/migrations/2019_06_02_221209_create_tagihan.php
index 29b2523..0ba56e2 100644
--- a/database/migrations/2019_06_02_221209_create_tagihan.php
+++ b/database/migrations/2019_06_02_221209_create_tagihan.php
@@ -17,8 +17,8 @@ class CreateTagihan extends Migration
             $table->bigIncrements('id');
             $table->string('nama');
             $table->double('jumlah');
-            $table->boolean('wajib_semua');
-            $table->integer('kelas_id');
+            $table->boolean('wajib_semua')->nullable();
+            $table->integer('kelas_id')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });
diff --git a/database/migrations/2019_06_02_221214_create_transaksi.php b/database/migrations/2019_06_02_221214_create_transaksi.php
index 9fa0529..bebfe1c 100644
--- a/database/migrations/2019_06_02_221214_create_transaksi.php
+++ b/database/migrations/2019_06_02_221214_create_transaksi.php
@@ -17,9 +17,9 @@ class CreateTransaksi extends Migration
             $table->bigIncrements('id');
             $table->integer('siswa_id');
             $table->integer('tagihan_id');
-            $table->integer('diskon');
-            $table->boolean('is_lunas');
-            $table->text('keterangan');
+            $table->integer('diskon')->nullable();
+            $table->boolean('is_lunas')->nullable();
+            $table->text('keterangan')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });
diff --git a/database/migrations/2019_06_02_221221_create_keuangan.php b/database/migrations/2019_06_02_221221_create_keuangan.php
index f7a3a85..79abe95 100644
--- a/database/migrations/2019_06_02_221221_create_keuangan.php
+++ b/database/migrations/2019_06_02_221221_create_keuangan.php
@@ -15,12 +15,12 @@ class CreateKeuangan extends Migration
     {
         Schema::create('keuangan', function (Blueprint $table) {
             $table->bigIncrements('id');
-            $table->integer('tabungan_id');
-            $table->integer('transaksi_id');
+            $table->integer('tabungan_id')->nullable();
+            $table->integer('transaksi_id')->nullable();
             $table->enum('tipe', ['in','out']);
             $table->double('jumlah');
             $table->double('total_kas');
-            $table->text('keterangan');
+            $table->text('keterangan')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });
diff --git a/database/migrations/2019_06_02_221229_create_tabungan.php b/database/migrations/2019_06_02_221229_create_tabungan.php
index 929a52a..a7b885c 100644
--- a/database/migrations/2019_06_02_221229_create_tabungan.php
+++ b/database/migrations/2019_06_02_221229_create_tabungan.php
@@ -19,7 +19,7 @@ class CreateTabungan extends Migration
             $table->enum('tipe', ['in','out']);
             $table->double('jumlah');
             $table->double('saldo');
-            $table->text('keperluan');
+            $table->text('keperluan')->nullable();
             $table->timestamps();
             $table->softDeletes();
         });